/*

  OpenLayers.js -- OpenLayers Map Viewer Library

  Copyright 2005-2007 MetaCarta, Inc., released under the BSD license.
  Please see http://svn.openlayers.org/trunk/openlayers/release-license.txt
  for the full text of the license.

  Includes compressed code under the following licenses:

  (For uncompressed versions of the code used please see the
  OpenLayers SVN repository: <http://openlayers.org/>)

*/

/* Contains portions of Prototype.js:
 *
 * Prototype JavaScript framework, version 1.4.0
 *  (c) 2005 Sam Stephenson <sam@conio.net>
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://prototype.conio.net/
 *
/*--------------------------------------------------------------------------*/

/**  
*  
*  Contains portions of Rico <http://openrico.org/>
* 
*  Copyright 2005 Sabre Airline Solutions  
*  
*  Licensed under the Apache License, Version 2.0 (the "License"); you
*  may not use this file except in compliance with the License. You
*  may obtain a copy of the License at
*  
*         http://www.apache.org/licenses/LICENSE-2.0  
*  
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
*  implied. See the License for the specific language governing
*  permissions and limitations under the License. 
*
**/

OpenLayers={singleFile:true};(function(){var singleFile=(typeof OpenLayers=="object"&&OpenLayers.singleFile);OpenLayers={_scriptName:(!singleFile)?"lib/OpenLayers.js":"OpenLayers.js",_getScriptLocation:function(){var scriptLocation="";var scriptName=OpenLayers._scriptName;var scripts=document.getElementsByTagName('script');for(var i=0;i<scripts.length;i++){var src=scripts[i].getAttribute('src');if(src){var index=src.lastIndexOf(scriptName);if((index>-1)&&(index+scriptName.length==src.length)){scriptLocation=src.slice(0,-scriptName.length);break;}}}
return scriptLocation;}};if(!singleFile){var jsfiles=new Array("OpenLayers/Util.js","OpenLayers/BaseTypes.js","OpenLayers/BaseTypes/Class.js","OpenLayers/BaseTypes/Bounds.js","OpenLayers/BaseTypes/Element.js","OpenLayers/BaseTypes/LonLat.js","OpenLayers/BaseTypes/Pixel.js","OpenLayers/BaseTypes/Size.js","OpenLayers/Console.js","Rico/Corner.js","Rico/Color.js","OpenLayers/Ajax.js","OpenLayers/Events.js","OpenLayers/Map.js","OpenLayers/Layer.js","OpenLayers/Icon.js","OpenLayers/Marker.js","OpenLayers/Marker/Box.js","OpenLayers/Popup.js","OpenLayers/Tile.js","OpenLayers/Tile/Image.js","OpenLayers/Tile/WFS.js","OpenLayers/Layer/Image.js","OpenLayers/Layer/SphericalMercator.js","OpenLayers/Layer/EventPane.js","OpenLayers/Layer/FixedZoomLevels.js","OpenLayers/Layer/Google.js","OpenLayers/Layer/VirtualEarth.js","OpenLayers/Layer/Yahoo.js","OpenLayers/Layer/HTTPRequest.js","OpenLayers/Layer/Grid.js","OpenLayers/Layer/MapServer.js","OpenLayers/Layer/MapServer/Untiled.js","OpenLayers/Layer/KaMap.js","OpenLayers/Layer/MultiMap.js","OpenLayers/Layer/Markers.js","OpenLayers/Layer/Text.js","OpenLayers/Layer/WorldWind.js","OpenLayers/Layer/WMS.js","OpenLayers/Layer/WMS/Untiled.js","OpenLayers/Layer/GeoRSS.js","OpenLayers/Layer/Boxes.js","OpenLayers/Layer/TMS.js","OpenLayers/Layer/TileCache.js","OpenLayers/Popup/Anchored.js","OpenLayers/Popup/AnchoredBubble.js","OpenLayers/Feature.js","OpenLayers/Feature/Vector.js","OpenLayers/Feature/WFS.js","OpenLayers/Handler.js","OpenLayers/Handler/Point.js","OpenLayers/Handler/Path.js","OpenLayers/Handler/Polygon.js","OpenLayers/Handler/Feature.js","OpenLayers/Handler/Drag.js","OpenLayers/Handler/RegularPolygon.js","OpenLayers/Handler/Box.js","OpenLayers/Handler/MouseWheel.js","OpenLayers/Handler/Keyboard.js","OpenLayers/Control.js","OpenLayers/Control/Attribution.js","OpenLayers/Control/ZoomBox.js","OpenLayers/Control/ZoomToMaxExtent.js","OpenLayers/Control/DragPan.js","OpenLayers/Control/Navigation.js","OpenLayers/Control/MouseDefaults.js","OpenLayers/Control/MousePosition.js","OpenLayers/Control/OverviewMap.js","OpenLayers/Control/KeyboardDefaults.js","OpenLayers/Control/PanZoom.js","OpenLayers/Control/PanZoomBar.js","OpenLayers/Control/ArgParser.js","OpenLayers/Control/Permalink.js","OpenLayers/Control/Scale.js","OpenLayers/Control/LayerSwitcher.js","OpenLayers/Control/DrawFeature.js","OpenLayers/Control/DragFeature.js","OpenLayers/Control/ModifyFeature.js","OpenLayers/Control/Panel.js","OpenLayers/Control/SelectFeature.js","OpenLayers/Geometry.js","OpenLayers/Geometry/Rectangle.js","OpenLayers/Geometry/Collection.js","OpenLayers/Geometry/Point.js","OpenLayers/Geometry/MultiPoint.js","OpenLayers/Geometry/Curve.js","OpenLayers/Geometry/LineString.js","OpenLayers/Geometry/LinearRing.js","OpenLayers/Geometry/Polygon.js","OpenLayers/Geometry/MultiLineString.js","OpenLayers/Geometry/MultiPolygon.js","OpenLayers/Geometry/Surface.js","OpenLayers/Renderer.js","OpenLayers/Renderer/Elements.js","OpenLayers/Renderer/SVG.js","OpenLayers/Renderer/VML.js","OpenLayers/Layer/Vector.js","OpenLayers/Layer/GML.js","OpenLayers/Format.js","OpenLayers/Format/XML.js","OpenLayers/Format/GML.js","OpenLayers/Format/KML.js","OpenLayers/Format/GeoRSS.js","OpenLayers/Format/WFS.js","OpenLayers/Format/WKT.js","OpenLayers/Format/JSON.js","OpenLayers/Format/GeoJSON.js","OpenLayers/Layer/WFS.js","OpenLayers/Control/MouseToolbar.js","OpenLayers/Control/NavToolbar.js","OpenLayers/Control/EditingToolbar.js");var allScriptTags="";var host=OpenLayers._getScriptLocation()+"lib/";for(var i=0;i<jsfiles.length;i++){if(/MSIE/.test(navigator.userAgent)||/Safari/.test(navigator.userAgent)){var currentScriptTag="<script src='"+host+jsfiles[i]+"'></script>";allScriptTags+=currentScriptTag;}else{var s=document.createElement("script");s.src=host+jsfiles[i];var h=document.getElementsByTagName("head").length?document.getElementsByTagName("head")[0]:document.body;h.appendChild(s);}}
if(allScriptTags)document.write(allScriptTags);}})();OpenLayers.VERSION_NUMBER="$Revision: 4899 $";OpenLayers.String={startsWith:function(str,sub){return(str.indexOf(sub)==0);},contains:function(str,sub){return(str.indexOf(sub)!=-1);},trim:function(str){return str.replace(/^\s*(.*?)\s*$/,"$1");},camelize:function(str){var oStringList=str.split('-');var camelizedString=oStringList[0];for(var i=1;i<oStringList.length;i++){var s=oStringList[i];camelizedString+=s.charAt(0).toUpperCase()+s.substring(1);}
return camelizedString;}};if(!String.prototype.startsWith){String.prototype.startsWith=function(sStart){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.String.startsWith instead");return OpenLayers.String.startsWith(this,sStart);};}
if(!String.prototype.contains){String.prototype.contains=function(str){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.String.contains instead");return OpenLayers.String.contains(this,str);};}
if(!String.prototype.trim){String.prototype.trim=function(){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.String.trim instead");return OpenLayers.String.trim(this);};}
if(!String.prototype.camelize){String.prototype.camelize=function(){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.String.camelize instead");return OpenLayers.String.camelize(this);};}
OpenLayers.Number={limitSigDigs:function(num,sig){var fig;if(sig>0){fig=parseFloat(num.toPrecision(sig));}else{fig=0;}
return fig;}};if(!Number.prototype.limitSigDigs){Number.prototype.limitSigDigs=function(sig){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.Number.limitSigDigs instead");return OpenLayers.Number.limitSigDigs(this,sig);};}
OpenLayers.Function={bind:function(func,object){var args=Array.prototype.slice.apply(arguments,[2]);return function(){var newArgs=args.concat(Array.prototype.slice.apply(arguments,[0]));return func.apply(object,newArgs);};},bindAsEventListener:function(func,object){return function(event){return func.call(object,event||window.event);};}};if(!Function.prototype.bind){Function.prototype.bind=function(){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.Function.bind instead");Array.prototype.unshift.apply(arguments,[this]);return OpenLayers.Function.bind.apply(null,arguments);};}
if(!Function.prototype.bindAsEventListener){Function.prototype.bindAsEventListener=function(object){OpenLayers.Console.warn("This method has been deprecated and will be removed in 3.0. "+"Please use OpenLayers.Function.bindAsEventListener instead");return OpenLayers.Function.bindAsEventListener(this,object);};}
OpenLayers.Class=function(){var Class=function(){if(arguments&&arguments[0]!=OpenLayers.Class.isPrototype){this.initialize.apply(this,arguments);}}
var extended={};var parent;for(var i=0;i<arguments.length;++i){if(typeof arguments[i]=="function"){parent=arguments[i].prototype;}else{parent=arguments[i];}
OpenLayers.Util.extend(extended,parent);}
Class.prototype=extended;return Class;}
OpenLayers.Class.isPrototype=function(){};OpenLayers.Class.create=function(){return function(){if(arguments&&arguments[0]!=OpenLayers.Class.isPrototype)
this.initialize.apply(this,arguments);}}
OpenLayers.Class.inherit=function(){var superClass=arguments[0];var proto=new superClass(OpenLayers.Class.isPrototype);for(var i=1;i<arguments.length;i++){if(typeof arguments[i]=="function"){var mixin=arguments[i];arguments[i]=new mixin(OpenLayers.Class.isPrototype);}
OpenLayers.Util.extend(proto,arguments[i]);}
return proto;}
OpenLayers.Util={};OpenLayers.Util.getElement=function(){var elements=[];for(var i=0;i<arguments.length;i++){var element=arguments[i];if(typeof element=='string'){element=document.getElementById(element);}
if(arguments.length==1){return element;}
elements.push(element);}
return elements;};if($==null){var $=OpenLayers.Util.getElement;}
OpenLayers.Util.extend=function(destination,source){if(destination&&source){for(var property in source){destination[property]=source[property];}
if(source.hasOwnProperty&&source.hasOwnProperty('toString')){destination.toString=source.toString;}}
return destination;};OpenLayers.Util.removeItem=function(array,item){for(var i=0;i<array.length;i++){if(array[i]==item){array.splice(i,1);}}
return array;};OpenLayers.Util.clearArray=function(array){var msg="OpenLayers.Util.clearArray() is Deprecated."+" Please use 'array.length = 0' instead.";OpenLayers.Console.warn(msg);array.length=0;};OpenLayers.Util.indexOf=function(array,obj){for(var i=0;i<array.length;i++){if(array[i]==obj)return i;}
return-1;};OpenLayers.Util.modifyDOMElement=function(element,id,px,sz,position,border,overflow,opacity){if(id){element.id=id;}
if(px){element.style.left=px.x+"px";element.style.top=px.y+"px";}
if(sz){element.style.width=sz.w+"px";element.style.height=sz.h+"px";}
if(position){element.style.position=position;}
if(border){element.style.border=border;}
if(overflow){element.style.overflow=overflow;}
if(opacity){element.style.opacity=opacity;element.style.filter='alpha(opacity='+(opacity*100)+')';}};OpenLayers.Util.createDiv=function(id,px,sz,imgURL,position,border,overflow,opacity){var dom=document.createElement('div');if(imgURL){dom.style.backgroundImage='url('+imgURL+')';}
if(!id){id=OpenLayers.Util.createUniqueID("OpenLayersDiv");}
if(!position){position="absolute";}
OpenLayers.Util.modifyDOMElement(dom,id,px,sz,position,border,overflow,opacity);return dom;};OpenLayers.Util.createImage=function(id,px,sz,imgURL,position,border,opacity,delayDisplay){var image=document.createElement("img");if(!id){id=OpenLayers.Util.createUniqueID("OpenLayersDiv");}
if(!position){position="relative";}
OpenLayers.Util.modifyDOMElement(image,id,px,sz,position,border,null,opacity);if(delayDisplay){image.style.display="none";OpenLayers.Event.observe(image,"load",OpenLayers.Function.bind(OpenLayers.Util.onImageLoad,image));OpenLayers.Event.observe(image,"error",OpenLayers.Function.bind(OpenLayers.Util.onImageLoadError,image));}
image.style.alt=id;image.galleryImg="no";if(imgURL){image.src=imgURL;}
return image;};OpenLayers.Util.setOpacity=function(element,opacity){OpenLayers.Util.modifyDOMElement(element,null,null,null,null,null,null,opacity);}
OpenLayers.Util.onImageLoad=function(){if(!this.viewRequestID||(this.map&&this.viewRequestID==this.map.viewRequestID)){this.style.backgroundColor=null;this.style.display="";}};OpenLayers.Util.onImageLoadErrorColor="pink";OpenLayers.IMAGE_RELOAD_ATTEMPTS=0;OpenLayers.Util.onImageLoadError=function(){this._attempts=(this._attempts)?(this._attempts+1):1;if(this._attempts<=OpenLayers.IMAGE_RELOAD_ATTEMPTS){this.src=this.src;}else{this.style.backgroundColor=OpenLayers.Util.onImageLoadErrorColor;}
this.style.display="";};OpenLayers.Util.alphaHack=function(){var arVersion=navigator.appVersion.split("MSIE");var version=parseFloat(arVersion[1]);var filter=false;try{filter=document.body.filters;}catch(e){}
return(filter&&(version>=5.5)&&(version<7));}
OpenLayers.Util.modifyAlphaImageDiv=function(div,id,px,sz,imgURL,position,border,sizing,opacity){OpenLayers.Util.modifyDOMElement(div,id,px,sz);var img=div.childNodes[0];if(imgURL){img.src=imgURL;}
OpenLayers.Util.modifyDOMElement(img,div.id+"_innerImage",null,sz,"relative",border);if(opacity){div.style.opacity=opacity;div.style.filter='alpha(opacity='+(opacity*100)+')';}
if(OpenLayers.Util.alphaHack()){div.style.display="inline-block";if(sizing==null){sizing="scale";}
div.style.filter="progid:DXImageTransform.Microsoft"+".AlphaImageLoader(src='"+img.src+"', "+"sizingMethod='"+sizing+"')";if(div.style.opacity){div.style.filter+=" alpha(opacity="+div.style.opacity*100+")";}
img.style.filter="progid:DXImageTransform.Microsoft"+".Alpha(opacity=0)";}};OpenLayers.Util.createAlphaImageDiv=function(id,px,sz,imgURL,position,border,sizing,opacity,delayDisplay){var div=OpenLayers.Util.createDiv();var img=OpenLayers.Util.createImage(null,null,null,null,null,null,null,false);div.appendChild(img);if(delayDisplay){img.style.display="none";OpenLayers.Event.observe(img,"load",OpenLayers.Function.bind(OpenLayers.Util.onImageLoad,div));OpenLayers.Event.observe(img,"error",OpenLayers.Function.bind(OpenLayers.Util.onImageLoadError,div));}
OpenLayers.Util.modifyAlphaImageDiv(div,id,px,sz,imgURL,position,border,sizing,opacity);return div;};OpenLayers.Util.upperCaseObject=function(object){var uObject={};for(var key in object){uObject[key.toUpperCase()]=object[key];}
return uObject;};OpenLayers.Util.applyDefaults=function(to,from){for(var key in from){if(to[key]==null){to[key]=from[key];}}};OpenLayers.Util.getParameterString=function(params){paramsArray=[];for(var key in params){var value=params[key];if((value!=null)&&(typeof value!='function')){var encodedValue;if(typeof value=='object'&&value.constructor==Array){var encodedItemArray=[];for(var itemIndex=0;itemIndex<value.length;itemIndex++){encodedItemArray.push(encodeURIComponent(value[itemIndex]));}
encodedValue=encodedItemArray.join(",");}
else{encodedValue=encodeURIComponent(value);}
paramsArray.push(encodeURIComponent(key)+"="+encodedValue);}}
return paramsArray.join("&");};OpenLayers.ImgPath='';OpenLayers.Util.getImagesLocation=function(){return OpenLayers.ImgPath||(OpenLayers._getScriptLocation()+"img/");};OpenLayers.Util.Try=function(){var returnValue=null;for(var i=0;i<arguments.length;i++){var lambda=arguments[i];try{returnValue=lambda();break;}catch(e){}}
return returnValue;}
OpenLayers.Util.getNodes=function(p,tagName){var nodes=OpenLayers.Util.Try(function(){return OpenLayers.Util._getNodes(p.documentElement.childNodes,tagName);},function(){return OpenLayers.Util._getNodes(p.childNodes,tagName);});return nodes;};OpenLayers.Util._getNodes=function(nodes,tagName){var retArray=[];for(var i=0;i<nodes.length;i++){if(nodes[i].nodeName==tagName){retArray.push(nodes[i]);}}
return retArray;};OpenLayers.Util.getTagText=function(parent,item,index){var result=OpenLayers.Util.getNodes(parent,item);if(result&&(result.length>0))
{if(!index){index=0;}
if(result[index].childNodes.length>1){return result.childNodes[1].nodeValue;}
else if(result[index].childNodes.length==1){return result[index].firstChild.nodeValue;}}else{return"";}};OpenLayers.Util.getXmlNodeValue=function(node){var val=null;OpenLayers.Util.Try(function(){val=node.text;if(!val)
val=node.textContent;if(!val)
val=node.firstChild.nodeValue;},function(){val=node.textContent;});return val;};OpenLayers.Util.mouseLeft=function(evt,div){var target=(evt.relatedTarget)?evt.relatedTarget:evt.toElement;while(target!=div&&target!=null){target=target.parentNode;}
return(target!=div);};OpenLayers.Util.rad=function(x){return x*Math.PI/180;};OpenLayers.Util.distVincenty=function(p1,p2){var a=6378137,b=6356752.3142,f=1/298.257223563;var L=OpenLayers.Util.rad(p2.lon-p1.lon);var U1=Math.atan((1-f)*Math.tan(OpenLayers.Util.rad(p1.lat)));var U2=Math.atan((1-f)*Math.tan(OpenLayers.Util.rad(p2.lat)));var sinU1=Math.sin(U1),cosU1=Math.cos(U1);var sinU2=Math.sin(U2),cosU2=Math.cos(U2);var lambda=L,lambdaP=2*Math.PI;var iterLimit=20;while(Math.abs(lambda-lambdaP)>1e-12&&--iterLimit>0){var sinLambda=Math.sin(lambda),cosLambda=Math.cos(lambda);var sinSigma=Math.sqrt((cosU2*sinLambda)*(cosU2*sinLambda)+
(cosU1*sinU2-sinU1*cosU2*cosLambda)*(cosU1*sinU2-sinU1*cosU2*cosLambda));if(sinSigma==0)return 0;var cosSigma=sinU1*sinU2+cosU1*cosU2*cosLambda;var sigma=Math.atan2(sinSigma,cosSigma);var alpha=Math.asin(cosU1*cosU2*sinLambda/sinSigma);var cosSqAlpha=Math.cos(alpha)*Math.cos(alpha);var cos2SigmaM=cosSigma-2*sinU1*sinU2/cosSqAlpha;var C=f/16*cosSqAlpha*(4+f*(4-3*cosSqAlpha));lambdaP=lambda;lambda=L+(1-C)*f*Math.sin(alpha)*(sigma+C*sinSigma*(cos2SigmaM+C*cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)));}
if(iterLimit==0)return NaN
var uSq=cosSqAlpha*(a*a-b*b)/(b*b);var A=1+uSq/16384*(4096+uSq*(-768+uSq*(320-175*uSq)));var B=uSq/1024*(256+uSq*(-128+uSq*(74-47*uSq)));var deltaSigma=B*sinSigma*(cos2SigmaM+B/4*(cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)-
B/6*cos2SigmaM*(-3+4*sinSigma*sinSigma)*(-3+4*cos2SigmaM*cos2SigmaM)));var s=b*A*(sigma-deltaSigma);var d=s.toFixed(3)/1000;return d;};OpenLayers.Util.getParameters=function(url){url=url||window.location.href
if(url==null){url=window.location.href;}
var paramsString="";if(OpenLayers.String.contains(url,'?')){var start=url.indexOf('?')+1;var end=OpenLayers.String.contains(url,"#")?url.indexOf('#'):url.length;paramsString=url.substring(start,end);}
var parameters={};var pairs=paramsString.split(/[&;]/);for(var i=0;i<pairs.length;++i){var keyValue=pairs[i].split('=');if(keyValue[0]){var key=decodeURIComponent(keyValue[0]);var value=keyValue[1]||'';value=value.split(",");for(var j=0;j<value.length;j++){value[j]=decodeURIComponent(value[j]);}
if(value.length==1){value=value[0];}
parameters[key]=value;}}
return parameters;};OpenLayers.Util.getArgs=function(url){var err="The getArgs() function is deprecated and will be removed "+"with the 3.0 version of OpenLayers. Please instead use "+"OpenLayers.Util.getParameters().";OpenLayers.Console.warn(err);return OpenLayers.Util.getParameters(url);};OpenLayers.Util.lastSeqID=0;OpenLayers.Util.createUniqueID=function(prefix){if(prefix==null){prefix="id_";}
OpenLayers.Util.lastSeqID+=1;return prefix+OpenLayers.Util.lastSeqID;};OpenLayers.INCHES_PER_UNIT={'inches':1.0,'ft':12.0,'mi':63360.0,'m':39.3701,'km':39370.1,'dd':4374754};OpenLayers.INCHES_PER_UNIT["in"]=OpenLayers.INCHES_PER_UNIT.inches;OpenLayers.INCHES_PER_UNIT["degrees"]=OpenLayers.INCHES_PER_UNIT.dd;OpenLayers.DOTS_PER_INCH=72;OpenLayers.Util.normalizeScale=function(scale){var normScale=(scale>1.0)?(1.0/scale):scale;return normScale;};OpenLayers.Util.getResolutionFromScale=function(scale,units){if(units==null){units="degrees";}
var normScale=OpenLayers.Util.normalizeScale(scale);var resolution=1/(normScale*OpenLayers.INCHES_PER_UNIT[units]*OpenLayers.DOTS_PER_INCH);return resolution;};OpenLayers.Util.getScaleFromResolution=function(resolution,units){if(units==null){units="degrees";}
var scale=resolution*OpenLayers.INCHES_PER_UNIT[units]*OpenLayers.DOTS_PER_INCH;return scale;};OpenLayers.Util.safeStopPropagation=function(evt){OpenLayers.Event.stop(evt,true);};OpenLayers.Util.pagePosition=function(forElement){var valueT=0,valueL=0;var element=forElement;var child=forElement;while(element){if(element==document.body){if(child&&child.style&&OpenLayers.Element.getStyle(child,'position')=='absolute'){break;}}
valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;child=element;try{element=element.offsetParent;}catch(e){OpenLayers.Console.error("OpenLayers.Util.pagePosition failed: element with id "+
element.id+" may be misplaced.");break;}}
element=forElement;while(element){valueT-=element.scrollTop||0;valueL-=element.scrollLeft||0;element=element.parentNode;}
return[valueL,valueT];};OpenLayers.Util.isEquivalentUrl=function(url1,url2,options){options=options||{};OpenLayers.Util.applyDefaults(options,{ignoreCase:true,ignorePort80:true,ignoreHash:true});urlObj1=OpenLayers.Util.createUrlObject(url1,options);urlObj2=OpenLayers.Util.createUrlObject(url2,options);for(var key in urlObj1){if(options.test){alert(key+"\n1:"+urlObj1[key]+"\n2:"+urlObj2[key]);}
var val1=urlObj1[key];var val2=urlObj2[key];switch(key){case"args":break;case"host":case"port":case"protocol":if((val1=="")||(val2=="")){break;}
default:if((key!="args")&&(urlObj1[key]!=urlObj2[key])){return false;}
break;}}
for(var key in urlObj1.args){if(urlObj1.args[key]!=urlObj2.args[key]){return false;}
delete urlObj2.args[key];}
for(var key in urlObj2.args){return false;}
return true;};OpenLayers.Util.createUrlObject=function(url,options){options=options||{};var urlObject={};if(options.ignoreCase){url=url.toLowerCase();}
var a=document.createElement('a');a.href=url;urlObject.host=a.host;var port=a.port;if(port.length<=0){var newHostLength=urlObject.host.length-(port.length);urlObject.host=urlObject.host.substring(0,newHostLength);}
urlObject.protocol=a.protocol;urlObject.port=((port=="80")&&(options.ignorePort80))?"":port;urlObject.hash=(options.ignoreHash)?"":a.hash;var queryString=a.search;if(!queryString){var qMark=url.indexOf("?");queryString=(qMark!=-1)?url.substr(qMark):"";}
urlObject.args=OpenLayers.Util.getParameters(queryString);if(((urlObject.protocol=="file:")&&(url.indexOf("file:")!=-1))||((urlObject.protocol!="file:")&&(urlObject.host!=""))){urlObject.pathname=a.pathname;var qIndex=urlObject.pathname.indexOf("?");if(qIndex!=-1){urlObject.pathname=urlObject.pathname.substring(0,qIndex);}}else{var relStr=OpenLayers.Util.removeTail(url);var backs=0;do{var index=relStr.indexOf("../");if(index==0){backs++
relStr=relStr.substr(3);}else if(index>=0){var prevChunk=relStr.substr(0,index-1);var slash=prevChunk.indexOf("/");prevChunk=(slash!=-1)?prevChunk.substr(0,slash+1):"";var postChunk=relStr.substr(index+3);relStr=prevChunk+postChunk;}}while(index!=-1)
var windowAnchor=document.createElement("a");var windowUrl=window.location.href;if(options.ignoreCase){windowUrl=windowUrl.toLowerCase();}
windowAnchor.href=windowUrl;urlObject.protocol=windowAnchor.protocol;var splitter=(windowAnchor.pathname.indexOf("/")!=-1)?"/":"\\";var dirs=windowAnchor.pathname.split(splitter);dirs.pop();while((backs>0)&&(dirs.length>0)){dirs.pop();backs--;}
relStr=dirs.join("/")+"/"+relStr;urlObject.pathname=relStr;}
if((urlObject.protocol=="file:")||(urlObject.protocol=="")){urlObject.host="localhost";}
return urlObject;};OpenLayers.Util.removeTail=function(url){var head=null;var qMark=url.indexOf("?");var hashMark=url.indexOf("#");if(qMark==-1){head=(hashMark!=-1)?url.substr(0,hashMark):url;}else{head=(hashMark!=-1)?url.substr(0,Math.min(qMark,hashMark)):url.substr(0,qMark);}
return head;};OpenLayers.Util.getBrowserName=function(){var browserName="";var ua=navigator.userAgent.toLowerCase();if(ua.indexOf("opera")!=-1){browserName="opera";}else if(ua.indexOf("msie")!=-1){browserName="msie";}else if(ua.indexOf("safari")!=-1){browserName="safari";}else if(ua.indexOf("mozilla")!=-1){if(ua.indexOf("firefox")!=-1){browserName="firefox";}else{browserName="mozilla";}}
return browserName;};OpenLayers.ProxyHost="";OpenLayers.nullHandler=function(request){alert("Unhandled request return "+request.statusText);};OpenLayers.loadURL=function(uri,params,caller,onComplete,onFailure){if(OpenLayers.ProxyHost&&OpenLayers.String.startsWith(uri,"http")){uri=OpenLayers.ProxyHost+escape(uri);}
var success=(onComplete)?OpenLayers.Function.bind(onComplete,caller):OpenLayers.nullHandler;var failure=(onFailure)?OpenLayers.Function.bind(onFailure,caller):OpenLayers.nullHandler;new OpenLayers.Ajax.Request(uri,{method:'get',parameters:params,onComplete:success,onFailure:failure});};OpenLayers.parseXMLString=function(text){var index=text.indexOf('<');if(index>0){text=text.substring(index);}
var ajaxResponse=OpenLayers.Util.Try(function(){var xmldom=new ActiveXObject('Microsoft.XMLDOM');xmldom.loadXML(text);return xmldom;},function(){return new DOMParser().parseFromString(text,'text/xml');},function(){var req=new XMLHttpRequest();req.open("GET","data:"+"text/xml"+";charset=utf-8,"+encodeURIComponent(text),false);if(req.overrideMimeType){req.overrideMimeType("text/xml");}
req.send(null);return req.responseXML;});return ajaxResponse;};OpenLayers.Ajax={emptyFunction:function(){},getTransport:function(){return OpenLayers.Util.Try(function(){return new ActiveXObject('Msxml2.XMLHTTP')},function(){return new ActiveXObject('Microsoft.XMLHTTP')},function(){return new XMLHttpRequest()})||false;},activeRequestCount:0};OpenLayers.Ajax.Responders={responders:[],register:function(responderToAdd){for(var i=0;i<this.responders.length;i++)
if(responderToAdd==this.responders[i])
return;this.responders.push(responderToAdd);},dispatch:function(callback,request,transport,json){var responder;for(var i=0;i<this.responders.length;i++){responder=this.responders[i];if(responder[callback]&&typeof responder[callback]=='function'){try{responder[callback].apply(responder,[request,transport,json]);}catch(e){}}}}};OpenLayers.Ajax.Responders.register({onCreate:function(){OpenLayers.Ajax.activeRequestCount++;},onComplete:function(){OpenLayers.Ajax.activeRequestCount--;}});OpenLayers.Ajax.Base=function(){};OpenLayers.Ajax.Base.prototype={setOptions:function(options){this.options={'method':'post','asynchronous':true,'parameters':''};OpenLayers.Util.extend(this.options,options||{});},responseIsSuccess:function(){return this.transport.status==undefined||this.transport.status==0||(this.transport.status>=200&&this.transport.status<300);},responseIsFailure:function(){return!this.responseIsSuccess();}};OpenLayers.Ajax.Request=OpenLayers.Class(OpenLayers.Ajax.Base,{initialize:function(url,options){this.transport=OpenLayers.Ajax.getTransport();this.setOptions(options);this.request(url);},request:function(url){var parameters=this.options.parameters||'';if(parameters.length>0)parameters+='&_=';try{this.url=url;if(this.options.method=='get'&&parameters.length>0){this.url+=(this.url.match(/\?/)?'&':'?')+parameters;}
OpenLayers.Ajax.Responders.dispatch('onCreate',this,this.transport);this.transport.open(this.options.method,this.url,this.options.asynchronous);if(this.options.asynchronous){this.transport.onreadystatechange=OpenLayers.Function.bind(this.onStateChange,this);setTimeout(OpenLayers.Function.bind((function(){this.respondToReadyState(1)}),this),10);}
this.setRequestHeaders();var body=this.options.postBody?this.options.postBody:parameters;this.transport.send(this.options.method=='post'?body:null);if(!this.options.asynchronous&&this.transport.overrideMimeType){this.onStateChange();}}catch(e){this.dispatchException(e);}},setRequestHeaders:function(){var requestHeaders=['X-Requested-With','XMLHttpRequest','X-Prototype-Version','OpenLayers'];if(this.options.method=='post'&&!this.options.postBody){requestHeaders.push('Content-type','application/x-www-form-urlencoded');if(this.transport.overrideMimeType){requestHeaders.push('Connection','close');}}
if(this.options.requestHeaders){requestHeaders.push.apply(requestHeaders,this.options.requestHeaders);}
for(var i=0;i<requestHeaders.length;i+=2){this.transport.setRequestHeader(requestHeaders[i],requestHeaders[i+1]);}},onStateChange:function(){var readyState=this.transport.readyState;if(readyState!=1){this.respondToReadyState(this.transport.readyState);}},header:function(name){try{return this.transport.getResponseHeader(name);}catch(e){}},evalJSON:function(){try{return eval(this.header('X-JSON'));}catch(e){}},evalResponse:function(){try{return eval(this.transport.responseText);}catch(e){this.dispatchException(e);}},respondToReadyState:function(readyState){var event=OpenLayers.Ajax.Request.Events[readyState];var transport=this.transport,json=this.evalJSON();if(event=='Complete'){try{var responseSuccess=this.responseIsSuccess()?'Success':'Failure';(this.options['on'+this.transport.status]||this.options['on'+responseSuccess]||OpenLayers.Ajax.emptyFunction)(transport,json);}catch(e){this.dispatchException(e);}
var contentType=this.header('Content-type')||'';if(contentType.match(/^text\/javascript/i)){this.evalResponse();}}
try{(this.options['on'+event]||OpenLayers.Ajax.emptyFunction)(transport,json);OpenLayers.Ajax.Responders.dispatch('on'+event,this,transport,json);}catch(e){this.dispatchException(e);}
if(event=='Complete'){this.transport.onreadystatechange=OpenLayers.Ajax.emptyFunction;}},dispatchException:function(exception){if(this.options.onException){this.options.onException(this,exception);}else{throw exception;}
OpenLayers.Ajax.Responders.dispatch('onException',this,exception);}});OpenLayers.Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];OpenLayers.Ajax.getElementsByTagNameNS=function(parentnode,nsuri,nsprefix,tagname){var elem=null;if(parentnode.getElementsByTagNameNS){elem=parentnode.getElementsByTagNameNS(nsuri,tagname);}else{elem=parentnode.getElementsByTagName(nsprefix+':'+tagname);}
return elem;};OpenLayers.Ajax.serializeXMLToString=function(xmldom){var serializer=new XMLSerializer();data=serializer.serializeToString(xmldom);return data;}
OpenLayers.Bounds=OpenLayers.Class({left:null,bottom:null,right:null,top:null,initialize:function(left,bottom,right,top){if(left!=null){this.left=parseFloat(left);}
if(bottom!=null){this.bottom=parseFloat(bottom);}
if(right!=null){this.right=parseFloat(right);}
if(top!=null){this.top=parseFloat(top);}},clone:function(){return new OpenLayers.Bounds(this.left,this.bottom,this.right,this.top);},equals:function(bounds){var equals=false;if(bounds!=null){equals=((this.left==bounds.left)&&(this.right==bounds.right)&&(this.top==bounds.top)&&(this.bottom==bounds.bottom));}
return equals;},toString:function(){return("left-bottom=("+this.left+","+this.bottom+")"
+" right-top=("+this.right+","+this.top+")");},toArray:function(){return[this.left,this.bottom,this.right,this.top];},toBBOX:function(decimal){if(decimal==null){decimal=6;}
var mult=Math.pow(10,decimal);var bbox=Math.round(this.left*mult)/mult+","+
Math.round(this.bottom*mult)/mult+","+
Math.round(this.right*mult)/mult+","+
Math.round(this.top*mult)/mult;return bbox;},getWidth:function(){return(this.right-this.left);},getHeight:function(){return(this.top-this.bottom);},getSize:function(){return new OpenLayers.Size(this.getWidth(),this.getHeight());},getCenterPixel:function(){return new OpenLayers.Pixel((this.left+this.right)/2,(this.bottom+this.top)/2);},getCenterLonLat:function(){return new OpenLayers.LonLat((this.left+this.right)/2,(this.bottom+this.top)/2);},add:function(x,y){if((x==null)||(y==null)){var msg="You must pass both x and y values to the add function.";OpenLayers.Console.error(msg);return null;}
return new OpenLayers.Bounds(this.left+x,this.bottom+y,this.right+x,this.top+y);},extend:function(object){var bounds=null;if(object){switch(object.CLASS_NAME){case"OpenLayers.LonLat":bounds=new OpenLayers.Bounds(object.lon,object.lat,object.lon,object.lat);break;case"OpenLayers.Geometry.Point":bounds=new OpenLayers.Bounds(object.x,object.y,object.x,object.y);break;case"OpenLayers.Bounds":bounds=object;break;}
if(bounds){if((this.left==null)||(bounds.left<this.left)){this.left=bounds.left;}
if((this.bottom==null)||(bounds.bottom<this.bottom)){this.bottom=bounds.bottom;}
if((this.right==null)||(bounds.right>this.right)){this.right=bounds.right;}
if((this.top==null)||(bounds.top>this.top)){this.top=bounds.top;}}}},containsLonLat:function(ll,inclusive){return this.contains(ll.lon,ll.lat,inclusive);},containsPixel:function(px,inclusive){return this.contains(px.x,px.y,inclusive);},contains:function(x,y,inclusive){if(inclusive==null){inclusive=true;}
var contains=false;if(inclusive){contains=((x>=this.left)&&(x<=this.right)&&(y>=this.bottom)&&(y<=this.top));}else{contains=((x>this.left)&&(x<this.right)&&(y>this.bottom)&&(y<this.top));}
return contains;},intersectsBounds:function(bounds,inclusive){if(inclusive==null){inclusive=true;}
var inBottom=(bounds.bottom==this.bottom&&bounds.top==this.top)?true:(((bounds.bottom>this.bottom)&&(bounds.bottom<this.top))||((this.bottom>bounds.bottom)&&(this.bottom<bounds.top)));var inTop=(bounds.bottom==this.bottom&&bounds.top==this.top)?true:(((bounds.top>this.bottom)&&(bounds.top<this.top))||((this.top>bounds.bottom)&&(this.top<bounds.top)));var inRight=(bounds.right==this.right&&bounds.left==this.left)?true:(((bounds.right>this.left)&&(bounds.right<this.right))||((this.right>bounds.left)&&(this.right<bounds.right)));var inLeft=(bounds.right==this.right&&bounds.left==this.left)?true:(((bounds.left>this.left)&&(bounds.left<this.right))||((this.left>bounds.left)&&(this.left<bounds.right)));return(this.containsBounds(bounds,true,inclusive)||bounds.containsBounds(this,true,inclusive)||((inTop||inBottom)&&(inLeft||inRight)));},containsBounds:function(bounds,partial,inclusive){if(partial==null){partial=false;}
if(inclusive==null){inclusive=true;}
var inLeft;var inTop;var inRight;var inBottom;if(inclusive){inLeft=(bounds.left>=this.left)&&(bounds.left<=this.right);inTop=(bounds.top>=this.bottom)&&(bounds.top<=this.top);inRight=(bounds.right>=this.left)&&(bounds.right<=this.right);inBottom=(bounds.bottom>=this.bottom)&&(bounds.bottom<=this.top);}else{inLeft=(bounds.left>this.left)&&(bounds.left<this.right);inTop=(bounds.top>this.bottom)&&(bounds.top<this.top);inRight=(bounds.right>this.left)&&(bounds.right<this.right);inBottom=(bounds.bottom>this.bottom)&&(bounds.bottom<this.top);}
return(partial)?(inTop||inBottom)&&(inLeft||inRight):(inTop&&inLeft&&inBottom&&inRight);},determineQuadrant:function(lonlat){var quadrant="";var center=this.getCenterLonLat();quadrant+=(lonlat.lat<center.lat)?"b":"t";quadrant+=(lonlat.lon<center.lon)?"l":"r";return quadrant;},wrapDateLine:function(maxExtent,options){options=options||{};var leftTolerance=options.leftTolerance||0;var rightTolerance=options.rightTolerance||0;var newBounds=this.clone();if(maxExtent){while(newBounds.left<maxExtent.left&&(newBounds.right-rightTolerance)<=maxExtent.left){newBounds=newBounds.add(maxExtent.getWidth(),0);}
while((newBounds.left+leftTolerance)>=maxExtent.right&&newBounds.right>maxExtent.right){newBounds=newBounds.add(-maxExtent.getWidth(),0);}}
return newBounds;},CLASS_NAME:"OpenLayers.Bounds"});OpenLayers.Bounds.fromString=function(str){var bounds=str.split(",");return OpenLayers.Bounds.fromArray(bounds);};OpenLayers.Bounds.fromArray=function(bbox){return new OpenLayers.Bounds(parseFloat(bbox[0]),parseFloat(bbox[1]),parseFloat(bbox[2]),parseFloat(bbox[3]));};OpenLayers.Bounds.fromSize=function(size){return new OpenLayers.Bounds(0,size.h,size.w,0);};OpenLayers.Bounds.oppositeQuadrant=function(quadrant){var opp="";opp+=(quadrant.charAt(0)=='t')?'b':'t';opp+=(quadrant.charAt(1)=='l')?'r':'l';return opp;};OpenLayers.Element={visible:function(element){return OpenLayers.Util.getElement(element).style.display!='none';},toggle:function(){for(var i=0;i<arguments.length;i++){var element=OpenLayers.Util.getElement(arguments[i]);var display=OpenLayers.Element.visible(element)?'hide':'show';OpenLayers.Element[display](element);}},hide:function(){for(var i=0;i<arguments.length;i++){var element=OpenLayers.Util.getElement(arguments[i]);element.style.display='none';}},show:function(){for(var i=0;i<arguments.length;i++){var element=OpenLayers.Util.getElement(arguments[i]);element.style.display='';}},remove:function(element){element=OpenLayers.Util.getElement(element);element.parentNode.removeChild(element);},getHeight:function(element){element=OpenLayers.Util.getElement(element);return element.offsetHeight;},getDimensions:function(element){element=OpenLayers.Util.getElement(element);if(OpenLayers.Element.getStyle(element,'display')!='none'){return{width:element.offsetWidth,height:element.offsetHeight};}
var els=element.style;var originalVisibility=els.visibility;var originalPosition=els.position;els.visibility='hidden';els.position='absolute';els.display='';var originalWidth=element.clientWidth;var originalHeight=element.clientHeight;els.display='none';els.position=originalPosition;els.visibility=originalVisibility;return{width:originalWidth,height:originalHeight};},getStyle:function(element,style){element=OpenLayers.Util.getElement(element);var value=element.style[OpenLayers.String.camelize(style)];if(!value){if(document.defaultView&&document.defaultView.getComputedStyle){var css=document.defaultView.getComputedStyle(element,null);value=css?css.getPropertyValue(style):null;}else if(element.currentStyle){value=element.currentStyle[OpenLayers.String.camelize(style)];}}
var positions=['left','top','right','bottom'];if(window.opera&&(OpenLayers.Util.indexOf(positions,style)!=-1)&&(OpenLayers.Element.getStyle(element,'position')=='static')){value='auto';}
return value=='auto'?null:value;}};OpenLayers.LonLat=OpenLayers.Class({lon:0.0,lat:0.0,initialize:function(lon,lat){this.lon=parseFloat(lon);this.lat=parseFloat(lat);},toString:function(){return("lon="+this.lon+",lat="+this.lat);},toShortString:function(){return(this.lon+", "+this.lat);},clone:function(){return new OpenLayers.LonLat(this.lon,this.lat);},add:function(lon,lat){if((lon==null)||(lat==null)){var msg="You must pass both lon and lat values "+"to the add function.";OpenLayers.Console.error(msg);return null;}
return new OpenLayers.LonLat(this.lon+lon,this.lat+lat);},equals:function(ll){var equals=false;if(ll!=null){equals=((this.lon==ll.lon&&this.lat==ll.lat)||(isNaN(this.lon)&&isNaN(this.lat)&&isNaN(ll.lon)&&isNaN(ll.lat)));}
return equals;},wrapDateLine:function(maxExtent){var newLonLat=this.clone();if(maxExtent){while(newLonLat.lon<maxExtent.left){newLonLat.lon+=maxExtent.getWidth();}
while(newLonLat.lon>maxExtent.right){newLonLat.lon-=maxExtent.getWidth();}}
return newLonLat;},CLASS_NAME:"OpenLayers.LonLat"});OpenLayers.LonLat.fromString=function(str){var pair=str.split(",");return new OpenLayers.LonLat(parseFloat(pair[0]),parseFloat(pair[1]));};OpenLayers.Pixel=OpenLayers.Class({x:0.0,y:0.0,initialize:function(x,y){this.x=parseFloat(x);this.y=parseFloat(y);},toString:function(){return("x="+this.x+",y="+this.y);},clone:function(){return new OpenLayers.Pixel(this.x,this.y);},equals:function(px){var equals=false;if(px!=null){equals=((this.x==px.x&&this.y==px.y)||(isNaN(this.x)&&isNaN(this.y)&&isNaN(px.x)&&isNaN(px.y)));}
return equals;},add:function(x,y){if((x==null)||(y==null)){var msg="You must pass both x and y values to the add function.";OpenLayers.Console.error(msg);return null;}
return new OpenLayers.Pixel(this.x+x,this.y+y);},offset:function(px){var newPx=this.clone();if(px){newPx=this.add(px.x,px.y);}
return newPx;},CLASS_NAME:"OpenLayers.Pixel"});OpenLayers.Size=OpenLayers.Class({w:0.0,h:0.0,initialize:function(w,h){this.w=parseFloat(w);this.h=parseFloat(h);},toString:function(){return("w="+this.w+",h="+this.h);},clone:function(){return new OpenLayers.Size(this.w,this.h);},equals:function(sz){var equals=false;if(sz!=null){equals=((this.w==sz.w&&this.h==sz.h)||(isNaN(this.w)&&isNaN(this.h)&&isNaN(sz.w)&&isNaN(sz.h)));}
return equals;},CLASS_NAME:"OpenLayers.Size"});OpenLayers.Console={log:function(){},debug:function(){},info:function(){},warn:function(){},error:function(){},assert:function(){},dir:function(){},dirxml:function(){},trace:function(){},group:function(){},groupEnd:function(){},time:function(){},timeEnd:function(){},profile:function(){},profileEnd:function(){},count:function(){},CLASS_NAME:"OpenLayers.Console"};(function(){if(window.console){var scripts=document.getElementsByTagName("script");for(var i=0;i<scripts.length;++i){if(scripts[i].src.indexOf("firebug.js")!=-1){OpenLayers.Util.extend(OpenLayers.Console,console);break;}}}})();OpenLayers.Control=OpenLayers.Class({id:null,map:null,div:null,type:null,displayClass:"",active:null,handler:null,initialize:function(options){this.displayClass=this.CLASS_NAME.replace("OpenLayers.","ol").replace(/\./g,"");OpenLayers.Util.extend(this,options);this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},destroy:function(){if(this.handler){this.handler.destroy();}
this.map=null;},setMap:function(map){this.map=map;if(this.handler){this.handler.setMap(map);}},draw:function(px){if(this.div==null){this.div=OpenLayers.Util.createDiv();this.div.id=this.id;this.div.className=this.displayClass;}
if(px!=null){this.position=px.clone();}
this.moveTo(this.position);return this.div;},moveTo:function(px){if((px!=null)&&(this.div!=null)){this.div.style.left=px.x+"px";this.div.style.top=px.y+"px";}},activate:function(){if(this.active){return false;}
if(this.handler){this.handler.activate();}
this.active=true;return true;},deactivate:function(){if(this.active){if(this.handler){this.handler.deactivate();}
this.active=false;return true;}
return false;},CLASS_NAME:"OpenLayers.Control"});OpenLayers.Control.TYPE_BUTTON=1;OpenLayers.Control.TYPE_TOGGLE=2;OpenLayers.Control.TYPE_TOOL=3;OpenLayers.Icon=OpenLayers.Class({url:null,size:null,offset:null,calculateOffset:null,imageDiv:null,px:null,initialize:function(url,size,offset,calculateOffset){this.url=url;this.size=(size)?size:new OpenLayers.Size(20,20);this.offset=offset?offset:new OpenLayers.Pixel(-(this.size.w/2),-(this.size.h/2));this.calculateOffset=calculateOffset;var id=OpenLayers.Util.createUniqueID("OL_Icon_");this.imageDiv=OpenLayers.Util.createAlphaImageDiv(id);},destroy:function(){OpenLayers.Event.stopObservingElement(this.imageDiv.firstChild);this.imageDiv.innerHTML="";this.imageDiv=null;},clone:function(){return new OpenLayers.Icon(this.url,this.size,this.offset,this.calculateOffset);},setSize:function(size){if(size!=null){this.size=size;}
this.draw();},draw:function(px){OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv,null,null,this.size,this.url,"absolute");this.moveTo(px);return this.imageDiv;},setOpacity:function(opacity){OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv,null,null,null,null,null,null,null,opacity);},moveTo:function(px){if(px!=null){this.px=px;}
if(this.imageDiv!=null){if(this.px==null){this.display(false);}else{if(this.calculateOffset){this.offset=this.calculateOffset(this.size);}
var offsetPx=this.px.offset(this.offset);OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv,null,offsetPx);}}},display:function(display){this.imageDiv.style.display=(display)?"":"none";},CLASS_NAME:"OpenLayers.Icon"});OpenLayers.Popup=OpenLayers.Class({events:null,id:"",lonlat:null,div:null,size:null,contentHTML:"",backgroundColor:"",opacity:"",border:"",contentDiv:null,groupDiv:null,padding:5,map:null,initialize:function(id,lonlat,size,contentHTML,closeBox){if(id==null){id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");}
this.id=id;this.lonlat=lonlat;this.size=(size!=null)?size:new OpenLayers.Size(OpenLayers.Popup.WIDTH,OpenLayers.Popup.HEIGHT);if(contentHTML!=null){this.contentHTML=contentHTML;}
this.backgroundColor=OpenLayers.Popup.COLOR;this.opacity=OpenLayers.Popup.OPACITY;this.border=OpenLayers.Popup.BORDER;this.div=OpenLayers.Util.createDiv(this.id,null,null,null,null,null,"hidden");this.div.className='olPopup';this.groupDiv=OpenLayers.Util.createDiv(null,null,null,null,"relative",null,"hidden");var id=this.div.id+"_contentDiv";this.contentDiv=OpenLayers.Util.createDiv(id,null,this.size.clone(),null,"relative",null,"hidden");this.contentDiv.className='olPopupContent';this.groupDiv.appendChild(this.contentDiv);this.div.appendChild(this.groupDiv);if(closeBox){var closeSize=new OpenLayers.Size(17,17);var img=OpenLayers.Util.getImagesLocation()+"close.gif";var closeImg=OpenLayers.Util.createAlphaImageDiv(this.id+"_close",null,closeSize,img);closeImg.style.right=this.padding+"px";closeImg.style.top=this.padding+"px";this.groupDiv.appendChild(closeImg);var closePopup=function(e){this.hide();OpenLayers.Event.stop(e);}
OpenLayers.Event.observe(closeImg,"click",OpenLayers.Function.bindAsEventListener(closePopup,this));}
this.registerEvents();},destroy:function(){if(this.map!=null){this.map.removePopup(this);this.map=null;}
this.events.destroy();this.events=null;this.div=null;},draw:function(px){if(px==null){if((this.lonlat!=null)&&(this.map!=null)){px=this.map.getLayerPxFromLonLat(this.lonlat);}}
this.setSize();this.setBackgroundColor();this.setOpacity();this.setBorder();this.setContentHTML();this.moveTo(px);return this.div;},updatePosition:function(){if((this.lonlat)&&(this.map)){var px=this.map.getLayerPxFromLonLat(this.lonlat);if(px){this.moveTo(px);}}},moveTo:function(px){if((px!=null)&&(this.div!=null)){this.div.style.left=px.x+"px";this.div.style.top=px.y+"px";}},visible:function(){return OpenLayers.Element.visible(this.div);},toggle:function(){OpenLayers.Element.toggle(this.div);},show:function(){OpenLayers.Element.show(this.div);},hide:function(){OpenLayers.Element.hide(this.div);},setSize:function(size){if(size!=undefined){this.size=size;}
if(this.div!=null){this.div.style.width=this.size.w+"px";this.div.style.height=this.size.h+"px";}
if(this.contentDiv!=null){this.contentDiv.style.width=this.size.w+"px";this.contentDiv.style.height=this.size.h+"px";}},setBackgroundColor:function(color){if(color!=undefined){this.backgroundColor=color;}
if(this.div!=null){this.div.style.backgroundColor=this.backgroundColor;}},setOpacity:function(opacity){if(opacity!=undefined){this.opacity=opacity;}
if(this.div!=null){this.div.style.opacity=this.opacity;this.div.style.filter='alpha(opacity='+this.opacity*100+')';}},setBorder:function(border){if(border!=undefined){this.border=border;}
if(this.div!=null){this.div.style.border=this.border;}},setContentHTML:function(contentHTML){if(contentHTML!=null){this.contentHTML=contentHTML;}
if(this.contentDiv!=null){this.contentDiv.innerHTML=this.contentHTML;}},registerEvents:function(){this.events=new OpenLayers.Events(this,this.div,null,true);this.events.register("mousedown",this,this.onmousedown);this.events.register("mousemove",this,this.onmousemove);this.events.register("mouseup",this,this.onmouseup);this.events.register("click",this,this.onclick);this.events.register("mouseout",this,this.onmouseout);this.events.register("dblclick",this,this.ondblclick);},onmousedown:function(evt){this.mousedown=true;OpenLayers.Event.stop(evt,true);},onmousemove:function(evt){if(this.mousedown){OpenLayers.Event.stop(evt,true);}},onmouseup:function(evt){if(this.mousedown){this.mousedown=false;OpenLayers.Event.stop(evt,true);}},onclick:function(evt){OpenLayers.Event.stop(evt,true);},onmouseout:function(evt){this.mousedown=false;},ondblclick:function(evt){OpenLayers.Event.stop(evt,true);},CLASS_NAME:"OpenLayers.Popup"});OpenLayers.Popup.WIDTH=200;OpenLayers.Popup.HEIGHT=200;OpenLayers.Popup.COLOR="white";OpenLayers.Popup.OPACITY=1;OpenLayers.Popup.BORDER="0px";OpenLayers.Rico=new Object();OpenLayers.Rico.Corner={round:function(e,options){e=OpenLayers.Util.getElement(e);this._setOptions(options);var color=this.options.color;if(this.options.color=="fromElement")
color=this._background(e);var bgColor=this.options.bgColor;if(this.options.bgColor=="fromParent")
bgColor=this._background(e.offsetParent);this._roundCornersImpl(e,color,bgColor);},changeColor:function(theDiv,newColor){theDiv.style.backgroundColor=newColor;var spanElements=theDiv.parentNode.getElementsByTagName("span");for(var currIdx=0;currIdx<spanElements.length;currIdx++){spanElements[currIdx].style.backgroundColor=newColor;}},changeOpacity:function(theDiv,newOpacity){var mozillaOpacity=newOpacity;var ieOpacity='alpha(opacity='+newOpacity*100+')';theDiv.style.opacity=mozillaOpacity;theDiv.style.filter=ieOpacity;var spanElements=theDiv.parentNode.getElementsByTagName("span");for(var currIdx=0;currIdx<spanElements.length;currIdx++){spanElements[currIdx].style.opacity=mozillaOpacity;spanElements[currIdx].style.filter=ieOpacity;}},reRound:function(theDiv,options){var topRico=theDiv.parentNode.childNodes[0];var bottomRico=theDiv.parentNode.childNodes[2];theDiv.parentNode.removeChild(topRico);theDiv.parentNode.removeChild(bottomRico);this.round(theDiv.parentNode,options);},_roundCornersImpl:function(e,color,bgColor){if(this.options.border)
this._renderBorder(e,bgColor);if(this._isTopRounded())
this._roundTopCorners(e,color,bgColor);if(this._isBottomRounded())
this._roundBottomCorners(e,color,bgColor);},_renderBorder:function(el,bgColor){var borderValue="1px solid "+this._borderColor(bgColor);var borderL="border-left: "+borderValue;var borderR="border-right: "+borderValue;var style="style='"+borderL+";"+borderR+"'";el.innerHTML="<div "+style+">"+el.innerHTML+"</div>"},_roundTopCorners:function(el,color,bgColor){var corner=this._createCorner(bgColor);for(var i=0;i<this.options.numSlices;i++)
corner.appendChild(this._createCornerSlice(color,bgColor,i,"top"));el.style.paddingTop=0;el.insertBefore(corner,el.firstChild);},_roundBottomCorners:function(el,color,bgColor){var corner=this._createCorner(bgColor);for(var i=(this.options.numSlices-1);i>=0;i--)
corner.appendChild(this._createCornerSlice(color,bgColor,i,"bottom"));el.style.paddingBottom=0;el.appendChild(corner);},_createCorner:function(bgColor){var corner=document.createElement("div");corner.style.backgroundColor=(this._isTransparent()?"transparent":bgColor);return corner;},_createCornerSlice:function(color,bgColor,n,position){var slice=document.createElement("span");var inStyle=slice.style;inStyle.backgroundColor=color;inStyle.display="block";inStyle.height="1px";inStyle.overflow="hidden";inStyle.fontSize="1px";var borderColor=this._borderColor(color,bgColor);if(this.options.border&&n==0){inStyle.borderTopStyle="solid";inStyle.borderTopWidth="1px";inStyle.borderLeftWidth="0px";inStyle.borderRightWidth="0px";inStyle.borderBottomWidth="0px";inStyle.height="0px";inStyle.borderColor=borderColor;}
else if(borderColor){inStyle.borderColor=borderColor;inStyle.borderStyle="solid";inStyle.borderWidth="0px 1px";}
if(!this.options.compact&&(n==(this.options.numSlices-1)))
inStyle.height="2px";this._setMargin(slice,n,position);this._setBorder(slice,n,position);return slice;},_setOptions:function(options){this.options={corners:"all",color:"fromElement",bgColor:"fromParent",blend:true,border:false,compact:false}
OpenLayers.Util.extend(this.options,options||{});this.options.numSlices=this.options.compact?2:4;if(this._isTransparent())
this.options.blend=false;},_whichSideTop:function(){if(this._hasString(this.options.corners,"all","top"))
return"";if(this.options.corners.indexOf("tl")>=0&&this.options.corners.indexOf("tr")>=0)
return"";if(this.options.corners.indexOf("tl")>=0)
return"left";else if(this.options.corners.indexOf("tr")>=0)
return"right";return"";},_whichSideBottom:function(){if(this._hasString(this.options.corners,"all","bottom"))
return"";if(this.options.corners.indexOf("bl")>=0&&this.options.corners.indexOf("br")>=0)
return"";if(this.options.corners.indexOf("bl")>=0)
return"left";else if(this.options.corners.indexOf("br")>=0)
return"right";return"";},_borderColor:function(color,bgColor){if(color=="transparent")
return bgColor;else if(this.options.border)
return this.options.border;else if(this.options.blend)
return this._blend(bgColor,color);else
return"";},_setMargin:function(el,n,corners){var marginSize=this._marginSize(n);var whichSide=corners=="top"?this._whichSideTop():this._whichSideBottom();if(whichSide=="left"){el.style.marginLeft=marginSize+"px";el.style.marginRight="0px";}
else if(whichSide=="right"){el.style.marginRight=marginSize+"px";el.style.marginLeft="0px";}
else{el.style.marginLeft=marginSize+"px";el.style.marginRight=marginSize+"px";}},_setBorder:function(el,n,corners){var borderSize=this._borderSize(n);var whichSide=corners=="top"?this._whichSideTop():this._whichSideBottom();if(whichSide=="left"){el.style.borderLeftWidth=borderSize+"px";el.style.borderRightWidth="0px";}
else if(whichSide=="right"){el.style.borderRightWidth=borderSize+"px";el.style.borderLeftWidth="0px";}
else{el.style.borderLeftWidth=borderSize+"px";el.style.borderRightWidth=borderSize+"px";}
if(this.options.border!=false)
el.style.borderLeftWidth=borderSize+"px";el.style.borderRightWidth=borderSize+"px";},_marginSize:function(n){if(this._isTransparent())
return 0;var marginSizes=[5,3,2,1];var blendedMarginSizes=[3,2,1,0];var compactMarginSizes=[2,1];var smBlendedMarginSizes=[1,0];if(this.options.compact&&this.options.blend)
return smBlendedMarginSizes[n];else if(this.options.compact)
return compactMarginSizes[n];else if(this.options.blend)
return blendedMarginSizes[n];else
return marginSizes[n];},_borderSize:function(n){var transparentBorderSizes=[5,3,2,1];var blendedBorderSizes=[2,1,1,1];var compactBorderSizes=[1,0];var actualBorderSizes=[0,2,0,0];if(this.options.compact&&(this.options.blend||this._isTransparent()))
return 1;else if(this.options.compact)
return compactBorderSizes[n];else if(this.options.blend)
return blendedBorderSizes[n];else if(this.options.border)
return actualBorderSizes[n];else if(this._isTransparent())
return transparentBorderSizes[n];return 0;},_hasString:function(str){for(var i=1;i<arguments.length;i++)if(str.indexOf(arguments[i])>=0)return true;return false;},_blend:function(c1,c2){var cc1=OpenLayers.Rico.Color.createFromHex(c1);cc1.blend(OpenLayers.Rico.Color.createFromHex(c2));return cc1;},_background:function(el){try{return OpenLayers.Rico.Color.createColorFromBackground(el).asHex();}catch(err){return"#ffffff";}},_isTransparent:function(){return this.options.color=="transparent";},_isTopRounded:function(){return this._hasString(this.options.corners,"all","top","tl","tr");},_isBottomRounded:function(){return this._hasString(this.options.corners,"all","bottom","bl","br");},_hasSingleTextChild:function(el){return el.childNodes.length==1&&el.childNodes[0].nodeType==3;}}
OpenLayers.Control.ArgParser=OpenLayers.Class(OpenLayers.Control,{center:null,zoom:null,layers:null,initialize:function(options){OpenLayers.Control.prototype.initialize.apply(this,arguments);},setMap:function(map){OpenLayers.Control.prototype.setMap.apply(this,arguments);for(var i=0;i<this.map.controls.length;i++){var control=this.map.controls[i];if((control!=this)&&(control.CLASS_NAME=="OpenLayers.Control.ArgParser")){break;}}
if(i==this.map.controls.length){var args=OpenLayers.Util.getParameters();if(args.lat&&args.lon){this.center=new OpenLayers.LonLat(parseFloat(args.lon),parseFloat(args.lat));if(args.zoom){this.zoom=parseInt(args.zoom);}
this.map.events.register('changebaselayer',this,this.setCenter);this.setCenter();}
if(args.layers){this.layers=args.layers;this.map.events.register('addlayer',this,this.configureLayers);this.configureLayers();}}},setCenter:function(){if(this.map.baseLayer){this.map.events.unregister('changebaselayer',this,this.setCenter);this.map.setCenter(this.center,this.zoom);}},configureLayers:function(){if(this.layers.length==this.map.layers.length){this.map.events.unregister('addlayer',this,this.configureLayers);for(var i=0;i<this.layers.length;i++){var layer=this.map.layers[i];var c=this.layers.charAt(i);if(c=="B"){this.map.setBaseLayer(layer);}else if((c=="T")||(c=="F")){layer.setVisibility(c=="T");}}}},CLASS_NAME:"OpenLayers.Control.ArgParser"});OpenLayers.Control.LayerSwitcher=OpenLayers.Class(OpenLayers.Control,{activeColor:"darkblue",layerStates:null,layersDiv:null,baseLayersDiv:null,baseLayers:null,dataLbl:null,dataLayersDiv:null,dataLayers:null,minimizeDiv:null,maximizeDiv:null,ascending:true,initialize:function(options){OpenLayers.Control.prototype.initialize.apply(this,arguments);this.layerStates=[];},destroy:function(){OpenLayers.Event.stopObservingElement(this.div);OpenLayers.Event.stopObservingElement(this.minimizeDiv);OpenLayers.Event.stopObservingElement(this.maximizeDiv);this.clearLayersArray("base");this.clearLayersArray("data");this.map.events.unregister("addlayer",this,this.redraw);this.map.events.unregister("changelayer",this,this.redraw);this.map.events.unregister("removelayer",this,this.redraw);this.map.events.unregister("changebaselayer",this,this.redraw);OpenLayers.Control.prototype.destroy.apply(this,arguments);},setMap:function(map){OpenLayers.Control.prototype.setMap.apply(this,arguments);this.map.events.register("addlayer",this,this.redraw);this.map.events.register("changelayer",this,this.redraw);this.map.events.register("removelayer",this,this.redraw);this.map.events.register("changebaselayer",this,this.redraw);},draw:function(){OpenLayers.Control.prototype.draw.apply(this);this.loadContents();if(!this.outsideViewport){this.minimizeControl();}
this.redraw();return this.div;},clearLayersArray:function(layersType){var layers=this[layersType+"Layers"];if(layers){for(var i=0;i<layers.length;i++){var layer=layers[i];OpenLayers.Event.stopObservingElement(layer.inputElem);OpenLayers.Event.stopObservingElement(layer.labelSpan);}}
this[layersType+"LayersDiv"].innerHTML="";this[layersType+"Layers"]=[];},checkRedraw:function(){var redraw=false;if(!this.layerStates.length||(this.map.layers.length!=this.layerStates.length)){redraw=true;}else{for(var i=0;i<this.layerStates.length;i++){var layerState=this.layerStates[i];var layer=this.map.layers[i];if((layerState.name!=layer.name)||(layerState.inRange!=layer.inRange)||(layerState.id!=layer.id)||(layerState.visibility!=layer.visibility)){redraw=true;break;}}}
return redraw;},redraw:function(){if(!this.checkRedraw()){return this.div;}
this.clearLayersArray("base");this.clearLayersArray("data");var containsOverlays=false;var containsBaseLayers=false;this.layerStates=new Array(this.map.layers.length);for(var i=0;i<this.map.layers.length;i++){var layer=this.map.layers[i];this.layerStates[i]={'name':layer.name,'visibility':layer.visibility,'inRange':layer.inRange,'id':layer.id};}
var layers=this.map.layers.slice();if(!this.ascending){layers.reverse();}
for(var i=0;i<layers.length;i++){var layer=layers[i];var baseLayer=layer.isBaseLayer;if(layer.displayInLayerSwitcher){if(baseLayer){containsBaseLayers=true;}else{containsOverlays=true;}
var checked=(baseLayer)?(layer==this.map.baseLayer):layer.getVisibility();var inputElem=document.createElement("input");inputElem.id="input_"+layer.name;inputElem.name=(baseLayer)?"baseLayers":layer.name;inputElem.type=(baseLayer)?"radio":"checkbox";inputElem.value=layer.name;inputElem.checked=checked;inputElem.defaultChecked=checked;if(!baseLayer&&!layer.inRange){inputElem.disabled=true;}
var context={'inputElem':inputElem,'layer':layer,'layerSwitcher':this}
OpenLayers.Event.observe(inputElem,"mouseup",OpenLayers.Function.bindAsEventListener(this.onInputClick,context));var labelSpan=document.createElement("span");if(!baseLayer&&!layer.inRange){labelSpan.style.color="gray";}
labelSpan.innerHTML=layer.name;labelSpan.style.verticalAlign=(baseLayer)?"bottom":"baseline";OpenLayers.Event.observe(labelSpan,"click",OpenLayers.Function.bindAsEventListener(this.onInputClick,context));var br=document.createElement("br");var groupArray=(baseLayer)?this.baseLayers:this.dataLayers;groupArray.push({'layer':layer,'inputElem':inputElem,'labelSpan':labelSpan});var groupDiv=(baseLayer)?this.baseLayersDiv:this.dataLayersDiv;groupDiv.appendChild(inputElem);groupDiv.appendChild(labelSpan);groupDiv.appendChild(br);}}
this.dataLbl.style.display=(containsOverlays)?"":"none";this.baseLbl.style.display=(containsBaseLayers)?"":"none";return this.div;},onInputClick:function(e){if(!this.inputElem.disabled){if(this.inputElem.type=="radio"){this.inputElem.checked=true;this.layer.map.setBaseLayer(this.layer);}else{this.inputElem.checked=!this.inputElem.checked;this.layerSwitcher.updateMap();}}
OpenLayers.Event.stop(e);},onLayerClick:function(e){this.updateMap();},updateMap:function(){for(var i=0;i<this.baseLayers.length;i++){var layerEntry=this.baseLayers[i];if(layerEntry.inputElem.checked){this.map.setBaseLayer(layerEntry.layer,false);}}
for(var i=0;i<this.dataLayers.length;i++){var layerEntry=this.dataLayers[i];layerEntry.layer.setVisibility(layerEntry.inputElem.checked);}},maximizeControl:function(e){this.div.style.width="20em";this.div.style.height="";this.showControls(false);if(e!=null){OpenLayers.Event.stop(e);}},minimizeControl:function(e){this.div.style.width="0px";this.div.style.height="0px";this.showControls(true);if(e!=null){OpenLayers.Event.stop(e);}},showControls:function(minimize){this.maximizeDiv.style.display=minimize?"":"none";this.minimizeDiv.style.display=minimize?"none":"";this.layersDiv.style.display=minimize?"none":"";},loadContents:function(){this.div.style.position="absolute";this.div.style.top="25px";this.div.style.right="0px";this.div.style.left="";this.div.style.fontFamily="sans-serif";this.div.style.fontWeight="bold";this.div.style.marginTop="3px";this.div.style.marginLeft="3px";this.div.style.marginBottom="3px";this.div.style.fontSize="smaller";this.div.style.color="white";this.div.style.backgroundColor="transparent";OpenLayers.Event.observe(this.div,"mouseup",OpenLayers.Function.bindAsEventListener(this.mouseUp,this));OpenLayers.Event.observe(this.div,"click",this.ignoreEvent);OpenLayers.Event.observe(this.div,"mousedown",OpenLayers.Function.bindAsEventListener(this.mouseDown,this));OpenLayers.Event.observe(this.div,"dblclick",this.ignoreEvent);this.layersDiv=document.createElement("div");this.layersDiv.id="layersDiv";this.layersDiv.style.paddingTop="5px";this.layersDiv.style.paddingLeft="10px";this.layersDiv.style.paddingBottom="5px";this.layersDiv.style.paddingRight="75px";this.layersDiv.style.backgroundColor=this.activeColor;this.layersDiv.style.width="100%";this.layersDiv.style.height="100%";this.baseLbl=document.createElement("div");this.baseLbl.innerHTML="<u>Base Layer</u>";this.baseLbl.style.marginTop="3px";this.baseLbl.style.marginLeft="3px";this.baseLbl.style.marginBottom="3px";this.baseLayersDiv=document.createElement("div");this.baseLayersDiv.style.paddingLeft="10px";this.dataLbl=document.createElement("div");this.dataLbl.innerHTML="<u>Overlays</u>";this.dataLbl.style.marginTop="3px";this.dataLbl.style.marginLeft="3px";this.dataLbl.style.marginBottom="3px";this.dataLayersDiv=document.createElement("div");this.dataLayersDiv.style.paddingLeft="10px";if(this.ascending){this.layersDiv.appendChild(this.baseLbl);this.layersDiv.appendChild(this.baseLayersDiv);this.layersDiv.appendChild(this.dataLbl);this.layersDiv.appendChild(this.dataLayersDiv);}else{this.layersDiv.appendChild(this.dataLbl);this.layersDiv.appendChild(this.dataLayersDiv);this.layersDiv.appendChild(this.baseLbl);this.layersDiv.appendChild(this.baseLayersDiv);}
this.div.appendChild(this.layersDiv);OpenLayers.Rico.Corner.round(this.div,{corners:"tl bl",bgColor:"transparent",color:this.activeColor,blend:false});OpenLayers.Rico.Corner.changeOpacity(this.layersDiv,0.75);var imgLocation=OpenLayers.Util.getImagesLocation();var sz=new OpenLayers.Size(18,18);var img=imgLocation+'layer-switcher-maximize.png';this.maximizeDiv=OpenLayers.Util.createAlphaImageDiv("OpenLayers_Control_MaximizeDiv",null,sz,img,"absolute");this.maximizeDiv.style.top="5px";this.maximizeDiv.style.right="0px";this.maximizeDiv.style.left="";this.maximizeDiv.style.display="none";OpenLayers.Event.observe(this.maximizeDiv,"click",OpenLayers.Function.bindAsEventListener(this.maximizeControl,this));this.div.appendChild(this.maximizeDiv);var img=imgLocation+'layer-switcher-minimize.png';var sz=new OpenLayers.Size(18,18);this.minimizeDiv=OpenLayers.Util.createAlphaImageDiv("OpenLayers_Control_MinimizeDiv",null,sz,img,"absolute");this.minimizeDiv.style.top="5px";this.minimizeDiv.style.right="0px";this.minimizeDiv.style.left="";this.minimizeDiv.style.display="none";OpenLayers.Event.observe(this.minimizeDiv,"click",OpenLayers.Function.bindAsEventListener(this.minimizeControl,this));this.div.appendChild(this.minimizeDiv);},ignoreEvent:function(evt){OpenLayers.Event.stop(evt);},mouseDown:function(evt){this.isMouseDown=true;this.ignoreEvent(evt);},mouseUp:function(evt){if(this.isMouseDown){this.isMouseDown=false;this.ignoreEvent(evt);}},CLASS_NAME:"OpenLayers.Control.LayerSwitcher"});OpenLayers.Control.MouseDefaults=OpenLayers.Class(OpenLayers.Control,{performedDrag:false,wheelObserver:null,initialize:function(){OpenLayers.Control.prototype.initialize.apply(this,arguments);},destroy:function(){if(this.handler){this.handler.destroy();}
this.handler=null;this.map.events.unregister("click",this,this.defaultClick);this.map.events.unregister("dblclick",this,this.defaultDblClick);this.map.events.unregister("mousedown",this,this.defaultMouseDown);this.map.events.unregister("mouseup",this,this.defaultMouseUp);this.map.events.unregister("mousemove",this,this.defaultMouseMove);this.map.events.unregister("mouseout",this,this.defaultMouseOut);OpenLayers.Event.stopObserving(window,"DOMMouseScroll",this.wheelObserver);OpenLayers.Event.stopObserving(window,"mousewheel",this.wheelObserver);OpenLayers.Event.stopObserving(document,"mousewheel",this.wheelObserver);this.wheelObserver=null;OpenLayers.Control.prototype.destroy.apply(this,arguments);},draw:function(){this.map.events.register("click",this,this.defaultClick);this.map.events.register("dblclick",this,this.defaultDblClick);this.map.events.register("mousedown",this,this.defaultMouseDown);this.map.events.register("mouseup",this,this.defaultMouseUp);this.map.events.register("mousemove",this,this.defaultMouseMove);this.map.events.register("mouseout",this,this.defaultMouseOut);this.registerWheelEvents();},registerWheelEvents:function(){this.wheelObserver=OpenLayers.Function.bindAsEventListener(this.onWheelEvent,this);OpenLayers.Event.observe(window,"DOMMouseScroll",this.wheelObserver);OpenLayers.Event.observe(window,"mousewheel",this.wheelObserver);OpenLayers.Event.observe(document,"mousewheel",this.wheelObserver);},defaultClick:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;var notAfterDrag=!this.performedDrag;this.performedDrag=false;return notAfterDrag;},defaultDblClick:function(evt){var newCenter=this.map.getLonLatFromViewPortPx(evt.xy);this.map.setCenter(newCenter,this.map.zoom+1);OpenLayers.Event.stop(evt);return false;},defaultMouseDown:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;this.mouseDragStart=evt.xy.clone();this.performedDrag=false;if(evt.shiftKey){this.map.div.style.cursor="crosshair";this.zoomBox=OpenLayers.Util.createDiv('zoomBox',this.mouseDragStart,null,null,"absolute","2px solid red");this.zoomBox.style.backgroundColor="white";this.zoomBox.style.filter="alpha(opacity=50)";this.zoomBox.style.opacity="0.50";this.zoomBox.style.fontSize="1px";this.zoomBox.style.zIndex=this.map.Z_INDEX_BASE["Popup"]-1;this.map.viewPortDiv.appendChild(this.zoomBox);}
document.onselectstart=function(){return false;}
OpenLayers.Event.stop(evt);},defaultMouseMove:function(evt){this.mousePosition=evt.xy.clone();if(this.mouseDragStart!=null){if(this.zoomBox){var deltaX=Math.abs(this.mouseDragStart.x-evt.xy.x);var deltaY=Math.abs(this.mouseDragStart.y-evt.xy.y);this.zoomBox.style.width=Math.max(1,deltaX)+"px";this.zoomBox.style.height=Math.max(1,deltaY)+"px";if(evt.xy.x<this.mouseDragStart.x){this.zoomBox.style.left=evt.xy.x+"px";}
if(evt.xy.y<this.mouseDragStart.y){this.zoomBox.style.top=evt.xy.y+"px";}}else{var deltaX=this.mouseDragStart.x-evt.xy.x;var deltaY=this.mouseDragStart.y-evt.xy.y;var size=this.map.getSize();var newXY=new OpenLayers.Pixel(size.w/2+deltaX,size.h/2+deltaY);var newCenter=this.map.getLonLatFromViewPortPx(newXY);this.map.setCenter(newCenter,null,true);this.mouseDragStart=evt.xy.clone();this.map.div.style.cursor="move";}
this.performedDrag=true;}},defaultMouseUp:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;if(this.zoomBox){this.zoomBoxEnd(evt);}else{if(this.performedDrag){this.map.setCenter(this.map.center);}}
document.onselectstart=null;this.mouseDragStart=null;this.map.div.style.cursor="url(http://jg.scrapwalls.com/script/view/img/openhand.cur), default";},defaultMouseOut:function(evt){if(this.mouseDragStart!=null&&OpenLayers.Util.mouseLeft(evt,this.map.div)){if(this.zoomBox){this.removeZoomBox();}
this.mouseDragStart=null;}},defaultWheelUp:function(evt){if(this.map.getZoom()<=this.map.getNumZoomLevels()){this.map.setCenter(this.map.getLonLatFromPixel(evt.xy),this.map.getZoom()+1);}},defaultWheelDown:function(evt){if(this.map.getZoom()>0){this.map.setCenter(this.map.getLonLatFromPixel(evt.xy),this.map.getZoom()-1);}},zoomBoxEnd:function(evt){if(this.mouseDragStart!=null){if(Math.abs(this.mouseDragStart.x-evt.xy.x)>5||Math.abs(this.mouseDragStart.y-evt.xy.y)>5){var start=this.map.getLonLatFromViewPortPx(this.mouseDragStart);var end=this.map.getLonLatFromViewPortPx(evt.xy);var top=Math.max(start.lat,end.lat);var bottom=Math.min(start.lat,end.lat);var left=Math.min(start.lon,end.lon);var right=Math.max(start.lon,end.lon);var bounds=new OpenLayers.Bounds(left,bottom,right,top);this.map.zoomToExtent(bounds);}else{var end=this.map.getLonLatFromViewPortPx(evt.xy);this.map.setCenter(new OpenLayers.LonLat((end.lon),(end.lat)),this.map.getZoom()+1);}
this.removeZoomBox();}},removeZoomBox:function(){this.map.viewPortDiv.removeChild(this.zoomBox);this.zoomBox=null;},onWheelEvent:function(e){var inMap=false;var elem=OpenLayers.Event.element(e);while(elem!=null){if(this.map&&elem==this.map.div){inMap=true;break;}
elem=elem.parentNode;}
if(inMap){var delta=0;if(!e){e=window.event;}
if(e.wheelDelta){delta=e.wheelDelta/120;if(window.opera){delta=-delta;}}else if(e.detail){delta=-e.detail/3;}
if(delta){e.xy=this.mousePosition;if(delta<0){this.defaultWheelDown(e);}else{this.defaultWheelUp(e);}}
OpenLayers.Event.stop(e);}},CLASS_NAME:"OpenLayers.Control.MouseDefaults"});OpenLayers.Control.PanZoom=OpenLayers.Class(OpenLayers.Control,{slideFactor:50,buttons:null,position:null,initialize:function(options){this.position=new OpenLayers.Pixel(OpenLayers.Control.PanZoom.X,OpenLayers.Control.PanZoom.Y);OpenLayers.Control.prototype.initialize.apply(this,arguments);},destroy:function(){OpenLayers.Control.prototype.destroy.apply(this,arguments);while(this.buttons.length){var btn=this.buttons.shift();btn.map=null;OpenLayers.Event.stopObservingElement(btn);}
this.buttons=null;this.position=null;},draw:function(px){OpenLayers.Control.prototype.draw.apply(this,arguments);px=this.position;this.buttons=[];var sz=new OpenLayers.Size(18,18);var centered=new OpenLayers.Pixel(px.x+sz.w/2,px.y);this._addButton("panup","north-mini.png",centered,sz);px.y=centered.y+sz.h;this._addButton("panleft","west-mini.png",px,sz);this._addButton("panright","east-mini.png",px.add(sz.w,0),sz);this._addButton("pandown","south-mini.png",centered.add(0,sz.h*2),sz);this._addButton("zoomin","zoom-plus-mini.png",centered.add(0,sz.h*3+5),sz);this._addButton("zoomworld","zoom-world-mini.png",centered.add(0,sz.h*4+5),sz);this._addButton("zoomout","zoom-minus-mini.png",centered.add(0,sz.h*5+5),sz);return this.div;},_addButton:function(id,img,xy,sz){var imgLocation=OpenLayers.Util.getImagesLocation()+img;var btn=OpenLayers.Util.createAlphaImageDiv("OpenLayers_Control_PanZoom_"+id,xy,sz,imgLocation,"absolute");btn.style.cursor="pointer";this.div.appendChild(btn);OpenLayers.Event.observe(btn,"mousedown",OpenLayers.Function.bindAsEventListener(this.buttonDown,btn));OpenLayers.Event.observe(btn,"dblclick",OpenLayers.Function.bindAsEventListener(this.doubleClick,btn));OpenLayers.Event.observe(btn,"click",OpenLayers.Function.bindAsEventListener(this.doubleClick,btn));btn.action=id;btn.map=this.map;btn.slideFactor=this.slideFactor;this.buttons.push(btn);return btn;},doubleClick:function(evt){OpenLayers.Event.stop(evt);return false;},buttonDown:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;switch(this.action){case"panup":this.map.pan(0,-50);break;case"pandown":this.map.pan(0,50);break;case"panleft":this.map.pan(-50,0);break;case"panright":this.map.pan(50,0);break;case"zoomin":this.map.zoomIn();break;case"zoomout":this.map.zoomOut();break;case"zoomworld":this.map.zoomToMaxExtent();break;}
OpenLayers.Event.stop(evt);},CLASS_NAME:"OpenLayers.Control.PanZoom"});OpenLayers.Control.PanZoom.X=4;OpenLayers.Control.PanZoom.Y=4;OpenLayers.Control.Permalink=OpenLayers.Class(OpenLayers.Control,{element:null,base:'',initialize:function(element,base,options){OpenLayers.Control.prototype.initialize.apply(this,[options]);this.element=OpenLayers.Util.getElement(element);this.base=base||document.location.href;},destroy:function(){if(this.element.parentNode==this.div){this.div.removeChild(this.element);}
this.element=null;this.map.events.unregister('moveend',this,this.updateLink);OpenLayers.Control.prototype.destroy.apply(this,arguments);},setMap:function(map){OpenLayers.Control.prototype.setMap.apply(this,arguments);for(var i=0;i<this.map.controls.length;i++){var control=this.map.controls[i];if(control.CLASS_NAME=="OpenLayers.Control.ArgParser"){break;}}
if(i==this.map.controls.length){this.map.addControl(new OpenLayers.Control.ArgParser());}},draw:function(){OpenLayers.Control.prototype.draw.apply(this,arguments);if(!this.element){this.div.className=this.displayClass;this.element=document.createElement("a");this.element.style.fontSize="smaller";this.element.innerHTML="";this.element.href="";this.div.appendChild(this.element);}
this.map.events.register('moveend',this,this.updateLink);this.map.events.register('changelayer',this,this.updateLink);this.map.events.register('changebaselayer',this,this.updateLink);return this.div;},updateLink:function(){var center=this.map.getCenter();if(!center){return;}
var params=OpenLayers.Util.getParameters(this.base);params.zoom=this.map.getZoom();params.lat=Math.round(center.lat*100000)/100000;params.lon=Math.round(center.lon*100000)/100000;params.layers='';for(var i=0;i<this.map.layers.length;i++){var layer=this.map.layers[i];if(layer.isBaseLayer){params.layers+=(layer==this.map.baseLayer)?"B":"0";}else{params.layers+=(layer.getVisibility())?"T":"F";}}
var href=this.base;if(href.indexOf('?')!=-1){href=href.substring(0,href.indexOf('?'));}
href+='?'+OpenLayers.Util.getParameterString(params);this.element.href=href;document.getElementById('Permalink').href=href;},CLASS_NAME:"OpenLayers.Control.Permalink"});OpenLayers.Event={observers:false,KEY_BACKSPACE:8,KEY_TAB:9,KEY_RETURN:13,KEY_ESC:27,KEY_LEFT:37,KEY_UP:38,KEY_RIGHT:39,KEY_DOWN:40,KEY_DELETE:46,element:function(event){return event.target||event.srcElement;},isLeftClick:function(event){return(((event.which)&&(event.which==1))||((event.button)&&(event.button==1)));},stop:function(event,allowDefault){if(!allowDefault){if(event.preventDefault){event.preventDefault();}else{event.returnValue=false;}}
if(event.stopPropagation){event.stopPropagation();}else{event.cancelBubble=true;}},findElement:function(event,tagName){var element=OpenLayers.Event.element(event);while(element.parentNode&&(!element.tagName||(element.tagName.toUpperCase()!=tagName.toUpperCase())))
element=element.parentNode;return element;},observe:function(elementParam,name,observer,useCapture){var element=OpenLayers.Util.getElement(elementParam);useCapture=useCapture||false;if(name=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.attachEvent)){name='keydown';}
if(!this.observers){this.observers={};}
if(!element._eventCacheID){var idPrefix="eventCacheID_";if(element.id){idPrefix=element.id+"_"+idPrefix;}
element._eventCacheID=OpenLayers.Util.createUniqueID(idPrefix);}
var cacheID=element._eventCacheID;if(!this.observers[cacheID]){this.observers[cacheID]=[];}
this.observers[cacheID].push({'element':element,'name':name,'observer':observer,'useCapture':useCapture});if(element.addEventListener){element.addEventListener(name,observer,useCapture);}else if(element.attachEvent){element.attachEvent('on'+name,observer);}},stopObservingElement:function(elementParam){var element=OpenLayers.Util.getElement(elementParam);var cacheID=element._eventCacheID;this._removeElementObservers(OpenLayers.Event.observers[cacheID]);},_removeElementObservers:function(elementObservers){if(elementObservers){for(var i=elementObservers.length-1;i>=0;i--){var entry=elementObservers[i];var args=new Array(entry.element,entry.name,entry.observer,entry.useCapture);var removed=OpenLayers.Event.stopObserving.apply(this,args);}}},stopObserving:function(elementParam,name,observer,useCapture){useCapture=useCapture||false;var element=OpenLayers.Util.getElement(elementParam);var cacheID=element._eventCacheID;if(name=='keypress'){if(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.detachEvent){name='keydown';}}
var foundEntry=false;var elementObservers=OpenLayers.Event.observers[cacheID];if(elementObservers){var i=0;while(!foundEntry&&i<elementObservers.length){var cacheEntry=elementObservers[i];if((cacheEntry.name==name)&&(cacheEntry.observer==observer)&&(cacheEntry.useCapture==useCapture)){elementObservers.splice(i,1);if(elementObservers.length==0){delete OpenLayers.Event.observers[cacheID];}
foundEntry=true;break;}
i++;}}
if(element.removeEventListener){element.removeEventListener(name,observer,useCapture);}else if(element&&element.detachEvent){element.detachEvent('on'+name,observer);}
return foundEntry;},unloadCache:function(){if(OpenLayers.Event.observers){for(var cacheID in OpenLayers.Event.observers){var elementObservers=OpenLayers.Event.observers[cacheID];OpenLayers.Event._removeElementObservers.apply(this,[elementObservers]);}
OpenLayers.Event.observers=false;}},CLASS_NAME:"OpenLayers.Event"};OpenLayers.Event.observe(window,'unload',OpenLayers.Event.unloadCache,false);if(window.Event){OpenLayers.Util.applyDefaults(window.Event,OpenLayers.Event);}else{var Event=OpenLayers.Event;}
OpenLayers.Events=OpenLayers.Class({BROWSER_EVENTS:["mouseover","mouseout","mousedown","mouseup","mousemove","click","dblclick","resize","focus","blur"],listeners:null,object:null,element:null,eventTypes:null,eventHandler:null,fallThrough:null,initialize:function(object,element,eventTypes,fallThrough){this.object=object;this.element=element;this.eventTypes=eventTypes;this.fallThrough=fallThrough;this.listeners={};this.eventHandler=OpenLayers.Function.bindAsEventListener(this.handleBrowserEvent,this);if(this.eventTypes!=null){for(var i=0;i<this.eventTypes.length;i++){this.addEventType(this.eventTypes[i]);}}
if(this.element!=null){this.attachToElement(element);}},destroy:function(){if(this.element){OpenLayers.Event.stopObservingElement(this.element);}
this.element=null;this.listeners=null;this.object=null;this.eventTypes=null;this.fallThrough=null;this.eventHandler=null;},addEventType:function(eventName){if(!this.listeners[eventName]){this.listeners[eventName]=[];}},attachToElement:function(element){for(var i=0;i<this.BROWSER_EVENTS.length;i++){var eventType=this.BROWSER_EVENTS[i];this.addEventType(eventType);OpenLayers.Event.observe(element,eventType,this.eventHandler);}
OpenLayers.Event.observe(element,"dragstart",OpenLayers.Event.stop);},register:function(type,obj,func){if(func!=null){if(obj==null){obj=this.object;}
var listeners=this.listeners[type];if(listeners!=null){listeners.push({obj:obj,func:func});}}},registerPriority:function(type,obj,func){if(func!=null){if(obj==null){obj=this.object;}
var listeners=this.listeners[type];if(listeners!=null){listeners.unshift({obj:obj,func:func});}}},unregister:function(type,obj,func){if(obj==null){obj=this.object;}
var listeners=this.listeners[type];if(listeners!=null){for(var i=0;i<listeners.length;i++){if(listeners[i].obj==obj&&listeners[i].func==func){listeners.splice(i,1);break;}}}},remove:function(type){if(this.listeners[type]!=null){this.listeners[type]=[];}},triggerEvent:function(type,evt){if(evt==null){evt={};}
evt.object=this.object;evt.element=this.element;var listeners=(this.listeners[type])?this.listeners[type].slice():null;if((listeners!=null)&&(listeners.length>0)){for(var i=0;i<listeners.length;i++){var callback=listeners[i];var continueChain;if(callback.obj!=null){continueChain=callback.func.call(callback.obj,evt);}else{continueChain=callback.func(evt);}
if((continueChain!=null)&&(continueChain==false)){break;}}
if(!this.fallThrough){OpenLayers.Event.stop(evt,true);}}},handleBrowserEvent:function(evt){evt.xy=this.getMousePosition(evt);this.triggerEvent(evt.type,evt)},getMousePosition:function(evt){if(!this.element.offsets){this.element.offsets=OpenLayers.Util.pagePosition(this.element);this.element.offsets[0]+=(document.documentElement.scrollLeft||document.body.scrollLeft);this.element.offsets[1]+=(document.documentElement.scrollTop||document.body.scrollTop);}
return new OpenLayers.Pixel((evt.clientX+(document.documentElement.scrollLeft||document.body.scrollLeft))-this.element.offsets[0]
-(document.documentElement.clientLeft||0),(evt.clientY+(document.documentElement.scrollTop||document.body.scrollTop))-this.element.offsets[1]
-(document.documentElement.clientTop||0));},CLASS_NAME:"OpenLayers.Events"});OpenLayers.Popup.Anchored=OpenLayers.Class(OpenLayers.Popup,{relativePosition:null,anchor:null,initialize:function(id,lonlat,size,contentHTML,anchor,closeBox){var newArguments=new Array(id,lonlat,size,contentHTML,closeBox);OpenLayers.Popup.prototype.initialize.apply(this,newArguments);this.anchor=(anchor!=null)?anchor:{size:new OpenLayers.Size(0,0),offset:new OpenLayers.Pixel(0,0)};},draw:function(px){if(px==null){if((this.lonlat!=null)&&(this.map!=null)){px=this.map.getLayerPxFromLonLat(this.lonlat);}}
this.relativePosition=this.calculateRelativePosition(px);return OpenLayers.Popup.prototype.draw.apply(this,arguments);},calculateRelativePosition:function(px){var lonlat=this.map.getLonLatFromLayerPx(px);var extent=this.map.getExtent();var quadrant=extent.determineQuadrant(lonlat);return OpenLayers.Bounds.oppositeQuadrant(quadrant);},moveTo:function(px){this.relativePosition=this.calculateRelativePosition(px);var newPx=this.calculateNewPx(px);var newArguments=new Array(newPx);OpenLayers.Popup.prototype.moveTo.apply(this,newArguments);},setSize:function(size){OpenLayers.Popup.prototype.setSize.apply(this,arguments);if((this.lonlat)&&(this.map)){var px=this.map.getLayerPxFromLonLat(this.lonlat);this.moveTo(px);}},calculateNewPx:function(px){var newPx=px.offset(this.anchor.offset);var top=(this.relativePosition.charAt(0)=='t');newPx.y+=(top)?-this.size.h:this.anchor.size.h;var left=(this.relativePosition.charAt(1)=='l');newPx.x+=(left)?-this.size.w:this.anchor.size.w;return newPx;},CLASS_NAME:"OpenLayers.Popup.Anchored"});OpenLayers.Tile=OpenLayers.Class({EVENT_TYPES:["loadstart","loadend","reload"],events:null,id:null,layer:null,url:null,bounds:null,size:null,position:null,drawn:false,isLoading:false,initialize:function(layer,position,bounds,url,size){this.layer=layer;this.position=position;this.bounds=bounds;this.url=url;this.size=size;this.id=OpenLayers.Util.createUniqueID("Tile_");this.events=new OpenLayers.Events(this,null,this.EVENT_TYPES);},destroy:function(){this.layer=null;this.bounds=null;this.size=null;this.position=null;this.events.destroy();this.events=null;},draw:function(){this.clear();var maxExtent=this.layer.maxExtent;var withinMaxExtent=(maxExtent&&this.bounds.intersectsBounds(maxExtent,false));var mapExtent=this.layer.map.getExtent();var withinMapExtent=(mapExtent&&this.bounds.intersectsBounds(mapExtent,false));return((withinMaxExtent||this.layer.displayOutsideMaxExtent)&&(withinMapExtent||(this.layer.buffer!=0)));},moveTo:function(bounds,position,redraw){if(redraw==null){redraw=true;}
this.clear();this.bounds=bounds.clone();this.position=position.clone();if(redraw){this.draw();}},clear:function(){this.drawn=false;},getBoundsFromBaseLayer:function(position){OpenLayers.Console.warn("You are using the 'reproject' option "+"on the "+this.layer.name+" layer. This option is deprecated: "+"its use was designed to support displaying data over commercial "+"basemaps, but that functionality should now be achieved by using "+"Spherical Mercator support. More information is available from "+"http://trac.openlayers.org/wiki/SphericalMercator.");var topLeft=this.layer.map.getLonLatFromLayerPx(position);var bottomRightPx=position.clone();bottomRightPx.x+=this.size.w;bottomRightPx.y+=this.size.h;var bottomRight=this.layer.map.getLonLatFromLayerPx(bottomRightPx);if(topLeft.lon>bottomRight.lon){if(topLeft.lon<0){topLeft.lon=-180-(topLeft.lon+180);}else{bottomRight.lon=180+bottomRight.lon+180;}}
bounds=new OpenLayers.Bounds(topLeft.lon,bottomRight.lat,bottomRight.lon,topLeft.lat);return bounds;},CLASS_NAME:"OpenLayers.Tile"});OpenLayers.Control.PanZoomBar=OpenLayers.Class(OpenLayers.Control.PanZoom,{zoomStopWidth:18,zoomStopHeight:9,slider:null,sliderEvents:null,zoomBarDiv:null,divEvents:null,initialize:function(){OpenLayers.Control.PanZoom.prototype.initialize.apply(this,arguments);},destroy:function(){this.div.removeChild(this.slider);this.slider=null;this.sliderEvents.destroy();this.sliderEvents=null;this.div.removeChild(this.zoombarDiv);this.zoomBarDiv=null;this.divEvents.destroy();this.divEvents=null;this.map.events.unregister("zoomend",this,this.moveZoomBar);this.map.events.unregister("changebaselayer",this,this.redraw)
OpenLayers.Control.PanZoom.prototype.destroy.apply(this,arguments);},setMap:function(map){OpenLayers.Control.PanZoom.prototype.setMap.apply(this,arguments);this.map.events.register("changebaselayer",this,this.redraw);},redraw:function(){if(this.div!=null){this.div.innerHTML="";}
this.draw();},draw:function(px){OpenLayers.Control.prototype.draw.apply(this,arguments);px=this.position.clone();this.buttons=[];var sz=new OpenLayers.Size(18,18);px.x=px.x+10;var centered=new OpenLayers.Pixel(px.x+sz.w/2,px.y);this._addButton("panup","uparrow.png",centered,sz);px.y=centered.y+sz.h;this._addButton("panleft","leftarrow.png",px.add(-13,4),sz);this._addButton("panright","rightarrow.png",px.add(sz.w+13,4),sz);this._addButton("pandown","downarrow.png",centered.add(0,sz.h*2+8),sz);this._addButton("zoomin","plus.png",centered.add(0,sz.h*3+20),sz);centered=this._addZoomBar(centered.add(0,sz.h*4+20));this._addButton("zoomout","minus.png",centered,sz);return this.div;},_addZoomBar:function(centered){var imgLocation=OpenLayers.Util.getImagesLocation();var id="OpenLayers_Control_PanZoomBar_Slider"+this.map.id;var zoomsToEnd=this.map.getNumZoomLevels()-1-this.map.getZoom();var slider=OpenLayers.Util.createAlphaImageDiv(id,centered.add(-1,zoomsToEnd*this.zoomStopHeight+6),new OpenLayers.Size(20,9),imgLocation+"slider.png","absolute");this.slider=slider;slider.style.cursor="url(http://jg.scrapwalls.com/script/view/img/openhand.cur), default";this.sliderEvents=new OpenLayers.Events(this,slider,null,true);this.sliderEvents.register("mousedown",this,this.zoomBarDown);this.sliderEvents.register("mousemove",this,this.zoomBarDrag);this.sliderEvents.register("mouseup",this,this.zoomBarUp);this.sliderEvents.register("dblclick",this,this.doubleClick);this.sliderEvents.register("click",this,this.doubleClick);sz=new OpenLayers.Size();sz.h=this.zoomStopHeight*this.map.getNumZoomLevels()+12;sz.w=this.zoomStopWidth;var div=null
div=OpenLayers.Util.createDiv('OpenLayers_Control_PanZoomBar_Zoombar'+this.map.id,centered,sz,null);div.style.cursor="pointer";this.zoombarDiv=div;div.style.padding="5px 2px 5px 2px";var barimg=document.createElement('img');barimg.src=imgLocation+"zoombar_top.png";div.appendChild(barimg);for(var i=0;i<this.map.getNumZoomLevels()-2;i++)
{barimg=document.createElement('img');barimg.src=imgLocation+"zoombar_middle.png";div.appendChild(barimg);}
barimg=document.createElement('img');barimg.src=imgLocation+"zoombar_bottom.png";div.appendChild(barimg);this.divEvents=new OpenLayers.Events(this,div,null,true);this.divEvents.register("mousedown",this,this.divClick);this.divEvents.register("mousemove",this,this.passEventToSlider);this.divEvents.register("dblclick",this,this.doubleClick);this.divEvents.register("click",this,this.doubleClick);this.div.appendChild(div);this.startTop=parseInt(div.style.top);this.div.appendChild(slider);this.map.events.register("zoomend",this,this.moveZoomBar);centered=centered.add(0,this.zoomStopHeight*this.map.getNumZoomLevels()+14);return centered;},passEventToSlider:function(evt){this.sliderEvents.handleBrowserEvent(evt);},divClick:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;var y=evt.xy.y;var top=OpenLayers.Util.pagePosition(evt.object)[1];var levels=Math.floor((y-top-7)/this.zoomStopHeight);this.map.zoomTo((this.map.getNumZoomLevels()-1)-levels);OpenLayers.Event.stop(evt);},zoomBarDown:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;this.map.events.register("mousemove",this,this.passEventToSlider);this.map.events.register("mouseup",this,this.passEventToSlider);this.mouseDragStart=evt.xy.clone();this.zoomStart=evt.xy.clone();this.div.style.cursor="move";this.slider.style.cursor="url(http://jg.scrapwalls.com/script/view/img/closedhand.cur), default";this.zoombarDiv.offsets=null;OpenLayers.Event.stop(evt);},zoomBarDrag:function(evt){if(this.mouseDragStart!=null){var deltaY=this.mouseDragStart.y-evt.xy.y
var offsets=OpenLayers.Util.pagePosition(this.zoombarDiv);if((evt.clientY-offsets[1])>6&&(evt.clientY-offsets[1])<parseInt(this.zoombarDiv.style.height)-2-6){var newTop=parseInt(this.slider.style.top)-deltaY;this.slider.style.top=newTop+"px";}
this.mouseDragStart=evt.xy.clone();OpenLayers.Event.stop(evt);}},zoomBarUp:function(evt){if(!OpenLayers.Event.isLeftClick(evt))return;if(this.zoomStart){this.slider.style.cursor="url(http://jg.scrapwalls.com/script/view/img/openhand.cur), default";this.div.style.cursor="";this.map.events.unregister("mouseup",this,this.passEventToSlider);this.map.events.unregister("mousemove",this,this.passEventToSlider);var deltaY=this.zoomStart.y-evt.xy.y
this.map.zoomTo(this.map.zoom+Math.round(deltaY/this.zoomStopHeight));this.moveZoomBar();this.mouseDragStart=null;OpenLayers.Event.stop(evt);}},moveZoomBar:function(){var newTop=((this.map.getNumZoomLevels()-1)-this.map.getZoom())*this.zoomStopHeight+this.startTop+1+6;this.slider.style.top=newTop+"px";},CLASS_NAME:"OpenLayers.Control.PanZoomBar"});OpenLayers.Handler=OpenLayers.Class({id:null,control:null,map:null,keyMask:null,active:false,evt:null,initialize:function(control,callbacks,options){OpenLayers.Util.extend(this,options);this.control=control;this.callbacks=callbacks;if(control.map){this.setMap(control.map);}
OpenLayers.Util.extend(this,options);this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},setMap:function(map){this.map=map;},checkModifiers:function(evt){if(this.keyMask==null){return true;}
var keyModifiers=(evt.shiftKey?OpenLayers.Handler.MOD_SHIFT:0)|(evt.ctrlKey?OpenLayers.Handler.MOD_CTRL:0)|(evt.altKey?OpenLayers.Handler.MOD_ALT:0);return(keyModifiers==this.keyMask);},activate:function(){if(this.active){return false;}
var events=OpenLayers.Events.prototype.BROWSER_EVENTS;for(var i=0;i<events.length;i++){if(this[events[i]]){this.register(events[i],this[events[i]]);}}
this.active=true;return true;},deactivate:function(){if(!this.active){return false;}
var events=OpenLayers.Events.prototype.BROWSER_EVENTS;for(var i=0;i<events.length;i++){if(this[events[i]]){this.unregister(events[i],this[events[i]]);}}
this.active=false;return true;},callback:function(name,args){if(this.callbacks[name]){this.callbacks[name].apply(this.control,args);}},register:function(name,method){this.map.events.registerPriority(name,this,method);this.map.events.registerPriority(name,this,this.setEvent);},unregister:function(name,method){this.map.events.unregister(name,this,method);this.map.events.unregister(name,this,this.setEvent);},setEvent:function(evt){this.evt=evt;return true;},destroy:function(){this.deactivate();this.control=this.map=null;},CLASS_NAME:"OpenLayers.Handler"});OpenLayers.Handler.MOD_NONE=0;OpenLayers.Handler.MOD_SHIFT=1;OpenLayers.Handler.MOD_CTRL=2;OpenLayers.Handler.MOD_ALT=4;OpenLayers.Map=OpenLayers.Class({Z_INDEX_BASE:{BaseLayer:100,Overlay:325,Popup:750,Control:1000},EVENT_TYPES:["addlayer","removelayer","changelayer","movestart","move","moveend","zoomend","popupopen","popupclose","addmarker","removemarker","clearmarkers","mouseover","mouseout","mousemove","dragstart","drag","dragend","changebaselayer"],id:null,events:null,div:null,size:null,viewPortDiv:null,layerContainerOrigin:null,layerContainerDiv:null,layers:null,controls:null,popups:null,baseLayer:null,center:null,zoom:0,viewRequestID:0,tileSize:null,projection:"EPSG:4326",units:'degrees',resolutions:null,maxResolution:1.40625,minResolution:null,maxScale:null,minScale:null,maxExtent:null,minExtent:null,restrictedExtent:null,numZoomLevels:16,theme:null,fallThrough:false,initialize:function(div,options){this.setOptions(options);this.id=OpenLayers.Util.createUniqueID("OpenLayers.Map_");this.div=OpenLayers.Util.getElement(div);var id=this.div.id+"_OpenLayers_ViewPort";this.viewPortDiv=OpenLayers.Util.createDiv(id,null,null,null,"relative",null,"hidden");this.viewPortDiv.style.width="100%";this.viewPortDiv.style.height="100%";this.viewPortDiv.className="olMapViewport";this.div.appendChild(this.viewPortDiv);id=this.div.id+"_OpenLayers_Container";this.layerContainerDiv=OpenLayers.Util.createDiv(id);this.layerContainerDiv.style.zIndex=this.Z_INDEX_BASE['Popup']-1;this.viewPortDiv.appendChild(this.layerContainerDiv);this.events=new OpenLayers.Events(this,this.div,this.EVENT_TYPES,this.fallThrough);this.updateSize();this.events.register("movestart",this,this.updateSize);if(OpenLayers.String.contains(navigator.appName,"Microsoft")){this.events.register("resize",this,this.updateSize);}else{OpenLayers.Event.observe(window,'resize',OpenLayers.Function.bind(this.updateSize,this));}
if(this.theme){var addNode=true;var nodes=document.getElementsByTagName('link');for(var i=0;i<nodes.length;++i){if(OpenLayers.Util.isEquivalentUrl(nodes.item(i).href,this.theme)){addNode=false;break;}}
if(addNode){var cssNode=document.createElement('link');cssNode.setAttribute('rel','stylesheet');cssNode.setAttribute('type','text/css');cssNode.setAttribute('href',this.theme);document.getElementsByTagName('head')[0].appendChild(cssNode);}}
this.layers=[];if(this.controls==null){if(OpenLayers.Control!=null){this.controls=[new OpenLayers.Control.Navigation(),new OpenLayers.Control.PanZoom(),new OpenLayers.Control.ArgParser(),new OpenLayers.Control.Attribution()];}else{this.controls=[];}}
for(var i=0;i<this.controls.length;i++){this.addControlToMap(this.controls[i]);}
this.popups=[];this.unloadDestroy=OpenLayers.Function.bind(this.destroy,this);OpenLayers.Event.observe(window,'unload',this.unloadDestroy);},unloadDestroy:null,destroy:function(){if(!this.unloadDestroy){return false;}
OpenLayers.Event.stopObserving(window,'unload',this.unloadDestroy);this.unloadDestroy=null;if(this.layers!=null){for(var i=this.layers.length-1;i>=0;--i){this.layers[i].destroy(false);}
this.layers=null;}
if(this.controls!=null){for(var i=this.controls.length-1;i>=0;--i){this.controls[i].destroy();}
this.controls=null;}
if(this.viewPortDiv){this.div.removeChild(this.viewPortDiv);}
this.viewPortDiv=null;this.events.destroy();this.events=null;},setOptions:function(options){this.tileSize=new OpenLayers.Size(OpenLayers.Map.TILE_WIDTH,OpenLayers.Map.TILE_HEIGHT);this.maxExtent=new OpenLayers.Bounds(-180,-90,180,90);this.theme=OpenLayers._getScriptLocation()+'theme/default/style.css';OpenLayers.Util.extend(this,options);},getTileSize:function(){return this.tileSize;},getLayer:function(id){var foundLayer=null;for(var i=0;i<this.layers.length;i++){var layer=this.layers[i];if(layer.id==id){foundLayer=layer;}}
return foundLayer;},setLayerZIndex:function(layer,zIdx){layer.setZIndex(this.Z_INDEX_BASE[layer.isBaseLayer?'BaseLayer':'Overlay']
+zIdx*5);},addLayer:function(layer){for(var i=0;i<this.layers.length;i++){if(this.layers[i]==layer){var msg="You tried to add the layer: "+layer.name+" to the map, but it has already been added";OpenLayers.Console.warn(msg);return false;}}
layer.div.style.overflow="";this.setLayerZIndex(layer,this.layers.length);if(layer.isFixed){this.viewPortDiv.appendChild(layer.div);}else{this.layerContainerDiv.appendChild(layer.div);}
this.layers.push(layer);layer.setMap(this);if(layer.isBaseLayer){if(this.baseLayer==null){this.setBaseLayer(layer);}else{layer.setVisibility(false);}}else{layer.redraw();}
this.events.triggerEvent("addlayer");},addLayers:function(layers){for(var i=0;i<layers.length;i++){this.addLayer(layers[i]);}},removeLayer:function(layer,setNewBaseLayer){if(setNewBaseLayer==null){setNewBaseLayer=true;}
if(layer.isFixed){this.viewPortDiv.removeChild(layer.div);}else{this.layerContainerDiv.removeChild(layer.div);}
OpenLayers.Util.removeItem(this.layers,layer);layer.removeMap(this);layer.map=null;if(setNewBaseLayer&&(this.baseLayer==layer)){this.baseLayer=null;for(i=0;i<this.layers.length;i++){var iLayer=this.layers[i];if(iLayer.isBaseLayer){this.setBaseLayer(iLayer);break;}}}
this.events.triggerEvent("removelayer");},getNumLayers:function(){return this.layers.length;},getLayerIndex:function(layer){return OpenLayers.Util.indexOf(this.layers,layer);},setLayerIndex:function(layer,idx){var base=this.getLayerIndex(layer);if(idx<0){idx=0;}else if(idx>this.layers.length){idx=this.layers.length;}
if(base!=idx){this.layers.splice(base,1);this.layers.splice(idx,0,layer);for(var i=0;i<this.layers.length;i++){this.setLayerZIndex(this.layers[i],i);}
this.events.triggerEvent("changelayer");}},raiseLayer:function(layer,delta){var idx=this.getLayerIndex(layer)+delta;this.setLayerIndex(layer,idx);},setBaseLayer:function(newBaseLayer){var oldExtent=null;if(this.baseLayer){oldExtent=this.baseLayer.getExtent();}
if(newBaseLayer!=this.baseLayer){if(OpenLayers.Util.indexOf(this.layers,newBaseLayer)!=-1){if(this.baseLayer!=null){this.baseLayer.setVisibility(false);}
this.baseLayer=newBaseLayer;this.viewRequestID++;this.baseLayer.visibility=true;var center=this.getCenter();if(center!=null){if(oldExtent==null){this.setCenter(center,this.getZoom(),false,true);}else{this.setCenter(oldExtent.getCenterLonLat(),this.getZoomForExtent(oldExtent,true),false,true);}}
this.events.triggerEvent("changebaselayer");}}},addControl:function(control,px){this.controls.push(control);this.addControlToMap(control,px);},addControlToMap:function(control,px){control.outsideViewport=(control.div!=null);control.setMap(this);var div=control.draw(px);if(div){if(!control.outsideViewport){div.style.zIndex=this.Z_INDEX_BASE['Control']+
this.controls.length;this.viewPortDiv.appendChild(div);}}},getControl:function(id){var returnControl=null;for(var i=0;i<this.controls.length;i++){var control=this.controls[i];if(control.id==id){returnControl=control;break;}}
return returnControl;},removeControl:function(control){if((control)&&(control==this.getControl(control.id))){if(!control.outsideViewport){this.viewPortDiv.removeChild(control.div)}
OpenLayers.Util.removeItem(this.controls,control);}},addPopup:function(popup,exclusive){if(exclusive){for(var i=0;i<this.popups.length;i++){this.removePopup(this.popups[i]);}}
popup.map=this;this.popups.push(popup);var popupDiv=popup.draw();if(popupDiv){popupDiv.style.zIndex=this.Z_INDEX_BASE['Popup']+
this.popups.length;this.layerContainerDiv.appendChild(popupDiv);}},removePopup:function(popup){OpenLayers.Util.removeItem(this.popups,popup);if(popup.div){try{this.layerContainerDiv.removeChild(popup.div);}
catch(e){}}
popup.map=null;},getSize:function(){var size=null;if(this.size!=null){size=this.size.clone();}
return size;},updateSize:function(){this.events.element.offsets=null;var newSize=this.getCurrentSize();var oldSize=this.getSize();if(oldSize==null)
this.size=oldSize=newSize;if(!newSize.equals(oldSize)){this.size=newSize;for(var i=0;i<this.layers.length;i++){this.layers[i].onMapResize();}
if(this.baseLayer!=null){var center=new OpenLayers.Pixel(newSize.w/2,newSize.h/2);var centerLL=this.getLonLatFromViewPortPx(center);var zoom=this.getZoom();this.zoom=null;this.setCenter(this.getCenter(),zoom);}}},getCurrentSize:function(){var size=new OpenLayers.Size(this.div.clientWidth,this.div.clientHeight);if(size.w==0&&size.h==0||isNaN(size.w)&&isNaN(size.h)){var dim=OpenLayers.Element.getDimensions(this.div);size.w=dim.width;size.h=dim.height;}
if(size.w==0&&size.h==0||isNaN(size.w)&&isNaN(size.h)){size.w=parseInt(this.div.style.width);size.h=parseInt(this.div.style.height);}
return size;},calculateBounds:function(center,resolution){var extent=null;if(center==null){center=this.getCenter();}
if(resolution==null){resolution=this.getResolution();}
if((center!=null)&&(resolution!=null)){var size=this.getSize();var w_deg=size.w*resolution;var h_deg=size.h*resolution;extent=new OpenLayers.Bounds(center.lon-w_deg/2,center.lat-h_deg/2,center.lon+w_deg/2,center.lat+h_deg/2);}
return extent;},getCenter:function(){return this.center;},getZoom:function(){return this.zoom;},pan:function(dx,dy){var centerPx=this.getViewPortPxFromLonLat(this.getCenter());var newCenterPx=centerPx.add(dx,dy);if(!newCenterPx.equals(centerPx)){var newCenterLonLat=this.getLonLatFromViewPortPx(newCenterPx);this.setCenter(newCenterLonLat);}},setCenter:function(lonlat,zoom,dragging,forceZoomChange){if(!this.center&&!this.isValidLonLat(lonlat)){lonlat=this.maxExtent.getCenterLonLat();}
if(this.restrictedExtent!=null){if(lonlat==null){lonlat=this.getCenter();}
if(zoom==null){zoom=this.getZoom();}
var resolution=null;if(this.baseLayer!=null){resolution=this.baseLayer.resolutions[zoom];}
var extent=this.calculateBounds(lonlat,resolution);if(!this.restrictedExtent.containsBounds(extent)){var maxCenter=this.restrictedExtent.getCenterLonLat();if(extent.getWidth()>this.restrictedExtent.getWidth()){lonlat=new OpenLayers.LonLat(maxCenter.lon,lonlat.lat);}else if(extent.left<this.restrictedExtent.left){lonlat=lonlat.add(this.restrictedExtent.left-
extent.left,0);}else if(extent.right>this.restrictedExtent.right){lonlat=lonlat.add(this.restrictedExtent.right-
extent.right,0);}
if(extent.getHeight()>this.restrictedExtent.getHeight()){lonlat=new OpenLayers.LonLat(lonlat.lon,maxCenter.lat);}else if(extent.bottom<this.restrictedExtent.bottom){lonlat=lonlat.add(0,this.restrictedExtent.bottom-
extent.bottom);}
else if(extent.top>this.restrictedExtent.top){lonlat=lonlat.add(0,this.restrictedExtent.top-
extent.top);}}}
var zoomChanged=forceZoomChange||((this.isValidZoomLevel(zoom))&&(zoom!=this.getZoom()));var centerChanged=(this.isValidLonLat(lonlat))&&(!lonlat.equals(this.center));if(zoomChanged||centerChanged||!dragging){if(!dragging){this.events.triggerEvent("movestart");}
if(centerChanged){if((!zoomChanged)&&(this.center)){this.centerLayerContainer(lonlat);}
this.center=lonlat.clone();}
if((zoomChanged)||(this.layerContainerOrigin==null)){this.layerContainerOrigin=this.center.clone();this.layerContainerDiv.style.left="0px";this.layerContainerDiv.style.top="0px";}
if(zoomChanged){this.zoom=zoom;this.viewRequestID++;}
var bounds=this.getExtent();this.baseLayer.moveTo(bounds,zoomChanged,dragging);bounds=this.baseLayer.getExtent();for(var i=0;i<this.layers.length;i++){var layer=this.layers[i];if(!layer.isBaseLayer){var moveLayer;var inRange=layer.calculateInRange();if(layer.inRange!=inRange){layer.inRange=inRange;moveLayer=true;this.events.triggerEvent("changelayer");}else{moveLayer=(layer.visibility&&layer.inRange);}
if(moveLayer){layer.moveTo(bounds,zoomChanged,dragging);}}}
if(zoomChanged){for(var i=0;i<this.popups.length;i++){this.popups[i].updatePosition();}}
this.events.triggerEvent("move");if(zoomChanged){this.events.triggerEvent("zoomend");}}
if(!dragging){this.events.triggerEvent("moveend");}},centerLayerContainer:function(lonlat){var originPx=this.getViewPortPxFromLonLat(this.layerContainerOrigin);var newPx=this.getViewPortPxFromLonLat(lonlat);if((originPx!=null)&&(newPx!=null)){this.layerContainerDiv.style.left=(originPx.x-newPx.x)+"px";this.layerContainerDiv.style.top=(originPx.y-newPx.y)+"px";}},isValidZoomLevel:function(zoomLevel){return((zoomLevel!=null)&&(zoomLevel>=0)&&(zoomLevel<this.getNumZoomLevels()));},isValidLonLat:function(lonlat){var valid=false;if(lonlat!=null){var maxExtent=this.getMaxExtent();valid=maxExtent.containsLonLat(lonlat);}
return valid;},getProjection:function(){var projection=null;if(this.baseLayer!=null){projection=this.baseLayer.projection;}
return projection;},getMaxResolution:function(){var maxResolution=null;if(this.baseLayer!=null){maxResolution=this.baseLayer.maxResolution;}
return maxResolution;},getMaxExtent:function(){var maxExtent=null;if(this.baseLayer!=null){maxExtent=this.baseLayer.maxExtent;}
return maxExtent;},getNumZoomLevels:function(){var numZoomLevels=null;if(this.baseLayer!=null){numZoomLevels=this.baseLayer.numZoomLevels;}
return numZoomLevels;},getExtent:function(){var extent=null;if(this.baseLayer!=null){extent=this.baseLayer.getExtent();}
return extent;},getResolution:function(){var resolution=null;if(this.baseLayer!=null){resolution=this.baseLayer.getResolution();}
return resolution;},getScale:function(){var scale=null;if(this.baseLayer!=null){var res=this.getResolution();var units=this.baseLayer.units;scale=OpenLayers.Util.getScaleFromResolution(res,units);}
return scale;},getZoomForExtent:function(bounds,closest){var zoom=null;if(this.baseLayer!=null){zoom=this.baseLayer.getZoomForExtent(bounds,closest);}
return zoom;},getZoomForResolution:function(resolution,closest){var zoom=null;if(this.baseLayer!=null){zoom=this.baseLayer.getZoomForResolution(resolution,closest);}
return zoom;},zoomTo:function(zoom){if(this.isValidZoomLevel(zoom)){this.setCenter(null,zoom);}},zoomIn:function(){this.zoomTo(this.getZoom()+1);},zoomOut:function(){this.zoomTo(this.getZoom()-1);},zoomToExtent:function(bounds){var center=bounds.getCenterLonLat();if(this.baseLayer.wrapDateLine){var maxExtent=this.getMaxExtent();bounds=bounds.clone();while(bounds.right<bounds.left){bounds.right+=maxExtent.getWidth();}
center=bounds.getCenterLonLat().wrapDateLine(maxExtent);}
this.setCenter(center,this.getZoomForExtent(bounds));},zoomToMaxExtent:function(){this.zoomToExtent(this.getMaxExtent());},zoomToScale:function(scale){var res=OpenLayers.Util.getResolutionFromScale(scale,this.baseLayer.units);var size=this.getSize();var w_deg=size.w*res;var h_deg=size.h*res;var center=this.getCenter();var extent=new OpenLayers.Bounds(center.lon-w_deg/2,center.lat-h_deg/2,center.lon+w_deg/2,center.lat+h_deg/2);this.zoomToExtent(extent);},getLonLatFromViewPortPx:function(viewPortPx){var lonlat=null;if(this.baseLayer!=null){lonlat=this.baseLayer.getLonLatFromViewPortPx(viewPortPx);}
return lonlat;},getViewPortPxFromLonLat:function(lonlat){var px=null;if(this.baseLayer!=null){px=this.baseLayer.getViewPortPxFromLonLat(lonlat);}
return px;},getLonLatFromPixel:function(px){return this.getLonLatFromViewPortPx(px);},getPixelFromLonLat:function(lonlat){return this.getViewPortPxFromLonLat(lonlat);},getViewPortPxFromLayerPx:function(layerPx){var viewPortPx=null;if(layerPx!=null){var dX=parseInt(this.layerContainerDiv.style.left);var dY=parseInt(this.layerContainerDiv.style.top);viewPortPx=layerPx.add(dX,dY);}
return viewPortPx;},getLayerPxFromViewPortPx:function(viewPortPx){var layerPx=null;if(viewPortPx!=null){var dX=-parseInt(this.layerContainerDiv.style.left);var dY=-parseInt(this.layerContainerDiv.style.top);layerPx=viewPortPx.add(dX,dY);if(isNaN(layerPx.x)||isNaN(layerPx.y)){layerPx=null;}}
return layerPx;},getLonLatFromLayerPx:function(px){px=this.getViewPortPxFromLayerPx(px);return this.getLonLatFromViewPortPx(px);},getLayerPxFromLonLat:function(lonlat){var px=this.getViewPortPxFromLonLat(lonlat);return this.getLayerPxFromViewPortPx(px);},CLASS_NAME:"OpenLayers.Map"});OpenLayers.Map.TILE_WIDTH=256;OpenLayers.Map.TILE_HEIGHT=256;OpenLayers.Marker=OpenLayers.Class({icon:null,lonlat:null,events:null,map:null,initialize:function(lonlat,icon){this.lonlat=lonlat;var newIcon=(icon)?icon:OpenLayers.Marker.defaultIcon();if(this.icon==null){this.icon=newIcon;}else{this.icon.url=newIcon.url;this.icon.size=newIcon.size;this.icon.offset=newIcon.offset;this.icon.calculateOffset=newIcon.calculateOffset;}
this.events=new OpenLayers.Events(this,this.icon.imageDiv,null);},destroy:function(){this.map=null;this.events.destroy();this.events=null;if(this.icon!=null){this.icon.destroy();this.icon=null;}},draw:function(px){return this.icon.draw(px);},moveTo:function(px){if((px!=null)&&(this.icon!=null)){this.icon.moveTo(px);}
this.lonlat=this.map.getLonLatFromLayerPx(px);},onScreen:function(){var onScreen=false;if(this.map){var screenBounds=this.map.getExtent();onScreen=screenBounds.containsLonLat(this.lonlat);}
return onScreen;},inflate:function(inflate){if(this.icon){var newSize=new OpenLayers.Size(this.icon.size.w*inflate,this.icon.size.h*inflate);this.icon.setSize(newSize);}},setOpacity:function(opacity){this.icon.setOpacity(opacity);},display:function(display){this.icon.display(display);},CLASS_NAME:"OpenLayers.Marker"});OpenLayers.Marker.defaultIcon=function(){var url=OpenLayers.Util.getImagesLocation()+"marker.png";var size=new OpenLayers.Size(21,25);var calculateOffset=function(size){return new OpenLayers.Pixel(-(size.w/2),-size.h);};return new OpenLayers.Icon(url,size,null,calculateOffset);};OpenLayers.Popup.AnchoredBubble=OpenLayers.Class(OpenLayers.Popup.Anchored,{rounded:false,initialize:function(id,lonlat,size,contentHTML,anchor,closeBox){OpenLayers.Popup.Anchored.prototype.initialize.apply(this,arguments);},draw:function(px){OpenLayers.Popup.Anchored.prototype.draw.apply(this,arguments);this.setContentHTML();this.setBackgroundColor();this.setOpacity();return this.div;},moveTo:function(px){OpenLayers.Popup.Anchored.prototype.moveTo.apply(this,arguments);this.setRicoCorners(!this.rounded);this.rounded=true;},setSize:function(size){OpenLayers.Popup.Anchored.prototype.setSize.apply(this,arguments);if(this.contentDiv!=null){var contentSize=this.size.clone();contentSize.h-=(2*OpenLayers.Popup.AnchoredBubble.CORNER_SIZE);contentSize.h-=(2*this.padding);this.contentDiv.style.height=contentSize.h+"px";this.contentDiv.style.width=contentSize.w+"px";if(this.map){this.setRicoCorners(!this.rounded);this.rounded=true;}}},setBackgroundColor:function(color){if(color!=undefined){this.backgroundColor=color;}
if(this.div!=null){if(this.contentDiv!=null){this.div.style.background="transparent";OpenLayers.Rico.Corner.changeColor(this.contentDiv,this.backgroundColor);}}},setOpacity:function(opacity){if(opacity!=undefined){this.opacity=opacity;}
if(this.div!=null){if(this.contentDiv!=null){OpenLayers.Rico.Corner.changeOpacity(this.contentDiv,this.opacity);}}},setBorder:function(border){this.border=0;},setRicoCorners:function(firstTime){var corners=this.getCornersToRound(this.relativePosition);var options={corners:corners,color:this.backgroundColor,bgColor:"transparent",blend:false};if(firstTime){OpenLayers.Rico.Corner.round(this.div,options);}else{OpenLayers.Rico.Corner.reRound(this.groupDiv,options);this.setBackgroundColor();this.setOpacity();}},getCornersToRound:function(){var corners=['tl','tr','bl','br'];var corner=OpenLayers.Bounds.oppositeQuadrant(this.relativePosition);OpenLayers.Util.removeItem(corners,corner);return corners.join(" ");},CLASS_NAME:"OpenLayers.Popup.AnchoredBubble"});OpenLayers.Popup.AnchoredBubble.CORNER_SIZE=5;OpenLayers.Tile.Image=OpenLayers.Class(OpenLayers.Tile,{url:null,imgDiv:null,frame:null,initialize:function(layer,position,bounds,url,size){OpenLayers.Tile.prototype.initialize.apply(this,arguments);this.url=url;this.frame=document.createElement('div');this.frame.style.overflow='hidden';this.frame.style.position='absolute';},destroy:function(){if(this.imgDiv!=null){OpenLayers.Event.stopObservingElement(this.imgDiv.id);if(this.imgDiv.parentNode==this.frame){this.frame.removeChild(this.imgDiv);this.imgDiv.map=null;}}
this.imgDiv=null;if((this.frame!=null)&&(this.frame.parentNode==this.layer.div)){this.layer.div.removeChild(this.frame);}
this.frame=null;OpenLayers.Tile.prototype.destroy.apply(this,arguments);},draw:function(){if(this.layer!=this.layer.map.baseLayer&&this.layer.reproject){this.bounds=this.getBoundsFromBaseLayer(this.position);}
if(!OpenLayers.Tile.prototype.draw.apply(this,arguments)){return false;}
if(this.isLoading){this.events.triggerEvent("reload");}else{this.isLoading=true;this.events.triggerEvent("loadstart");}
if(this.imgDiv==null){this.initImgDiv();}
this.imgDiv.viewRequestID=this.layer.map.viewRequestID;this.url=this.layer.getURL(this.bounds);OpenLayers.Util.modifyDOMElement(this.frame,null,this.position,this.size);var imageSize=this.layer.getImageSize();if(this.layer.alpha){OpenLayers.Util.modifyAlphaImageDiv(this.imgDiv,null,null,imageSize,this.url);}else{this.imgDiv.src=this.url;OpenLayers.Util.modifyDOMElement(this.imgDiv,null,null,imageSize);}
this.drawn=true;return true;},clear:function(){OpenLayers.Tile.prototype.clear.apply(this,arguments);if(this.imgDiv){this.imgDiv.style.display="none";}},initImgDiv:function(){var offset=this.layer.imageOffset;var size=this.layer.getImageSize();if(this.layer.alpha){this.imgDiv=OpenLayers.Util.createAlphaImageDiv(null,offset,size,null,"relative",null,null,null,true);}else{this.imgDiv=OpenLayers.Util.createImage(null,offset,size,null,"relative",null,null,true);}
this.imgDiv.className='olTileImage';this.frame.appendChild(this.imgDiv);this.layer.div.appendChild(this.frame);if(this.layer.opacity!=null){OpenLayers.Util.modifyDOMElement(this.imgDiv,null,null,null,null,null,null,this.layer.opacity);}
this.imgDiv.map=this.layer.map;var onload=function(){if(this.isLoading){this.isLoading=false;this.events.triggerEvent("loadend");}}
OpenLayers.Event.observe(this.imgDiv,'load',OpenLayers.Function.bind(onload,this));},checkImgURL:function(){if(this.layer){var loaded=this.layer.alpha?this.imgDiv.firstChild.src:this.imgDiv.src;if(!OpenLayers.Util.isEquivalentUrl(loaded,this.url)){this.imgDiv.style.display="none";}}},CLASS_NAME:"OpenLayers.Tile.Image"});OpenLayers.Handler.Keyboard=OpenLayers.Class(OpenLayers.Handler,{KEY_EVENTS:["keydown","keypress","keyup"],eventListener:null,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);this.eventListener=OpenLayers.Function.bindAsEventListener(this.handleKeyEvent,this);},destroy:function(){this.deactivate();this.eventListener=null;OpenLayers.Handler.prototype.destroy.apply(this,arguments);},activate:function(){if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){for(var i=0;i<this.KEY_EVENTS.length;i++){OpenLayers.Event.observe(window,this.KEY_EVENTS[i],this.eventListener);}
return true;}else{return false;}},deactivate:function(){var deactivated=false;if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){for(var i=0;i<this.KEY_EVENTS.length;i++){OpenLayers.Event.stopObserving(window,this.KEY_EVENTS[i],this.eventListener);}
deactivated=true;}
return deactivated;},handleKeyEvent:function(evt){if(this.checkModifiers(evt)){this.callback(evt.type,[evt.charCode||evt.keyCode]);}},CLASS_NAME:"OpenLayers.Handler.Keyboard"});OpenLayers.Layer=OpenLayers.Class({id:null,name:null,div:null,EVENT_TYPES:["loadstart","loadend","loadcancel","visibilitychanged"],events:null,map:null,isBaseLayer:false,alpha:false,displayInLayerSwitcher:true,visibility:true,attribution:null,inRange:false,imageSize:null,imageOffset:null,options:null,gutter:0,projection:null,units:null,scales:null,resolutions:null,maxExtent:null,minExtent:null,maxResolution:null,minResolution:null,numZoomLevels:null,minScale:null,maxScale:null,displayOutsideMaxExtent:false,wrapDateLine:false,initialize:function(name,options){this.addOptions(options);this.name=name;if(this.id==null){this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");this.div=OpenLayers.Util.createDiv();this.div.style.width="100%";this.div.style.height="100%";this.div.id=this.id;this.events=new OpenLayers.Events(this,this.div,this.EVENT_TYPES);}
if(this.wrapDateLine){this.displayOutsideMaxExtent=true;}},destroy:function(setNewBaseLayer){if(setNewBaseLayer==null){setNewBaseLayer=true;}
if(this.map!=null){this.map.removeLayer(this,setNewBaseLayer);}
this.map=null;this.name=null;this.div=null;this.options=null;if(this.events){this.events.destroy();}
this.events=null;},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer(this.name,this.options);}
OpenLayers.Util.applyDefaults(obj,this);obj.map=null;return obj;},setName:function(newName){if(newName!=this.name){this.name=newName;if(this.map!=null){this.map.events.triggerEvent("changelayer");}}},addOptions:function(newOptions){if(this.options==null){this.options={};}
OpenLayers.Util.extend(this.options,newOptions);OpenLayers.Util.extend(this,newOptions);},onMapResize:function(){},redraw:function(){var redrawn=false;if(this.map){this.inRange=this.calculateInRange();var extent=this.getExtent();if(extent&&this.inRange&&this.visibility){this.moveTo(extent,true,false);redrawn=true;}}
return redrawn;},moveTo:function(bounds,zoomChanged,dragging){var display=this.visibility;if(!this.isBaseLayer){display=display&&this.inRange;}
this.display(display);},setMap:function(map){if(this.map==null){this.map=map;this.maxExtent=this.maxExtent||this.map.maxExtent;this.projection=this.projection||this.map.projection;this.units=this.units||this.map.units;this.initResolutions();if(!this.isBaseLayer){this.inRange=this.calculateInRange();var show=((this.visibility)&&(this.inRange));this.div.style.display=show?"":"none";}
this.setTileSize();}},removeMap:function(map){},getImageSize:function(){return(this.imageSize||this.tileSize);},setTileSize:function(size){var tileSize=(size)?size:((this.tileSize)?this.tileSize:this.map.getTileSize());this.tileSize=tileSize;if(this.gutter){this.imageOffset=new OpenLayers.Pixel(-this.gutter,-this.gutter);this.imageSize=new OpenLayers.Size(tileSize.w+(2*this.gutter),tileSize.h+(2*this.gutter));}},getVisibility:function(){return this.visibility;},setVisibility:function(visibility){if(visibility!=this.visibility){this.visibility=visibility;this.display(visibility);this.redraw();if(this.map!=null){this.map.events.triggerEvent("changelayer");}
this.events.triggerEvent("visibilitychanged");}},display:function(display){if(display!=(this.div.style.display!="none")){this.div.style.display=(display)?"block":"none";}},calculateInRange:function(){var inRange=false;if(this.map){var resolution=this.map.getResolution();inRange=((resolution>=this.minResolution)&&(resolution<=this.maxResolution));}
return inRange;},setIsBaseLayer:function(isBaseLayer){if(isBaseLayer!=this.isBaseLayer){this.isBaseLayer=isBaseLayer;if(this.map!=null){this.map.events.triggerEvent("changelayer");}}},initResolutions:function(){var props=new Array('projection','units','scales','resolutions','maxScale','minScale','maxResolution','minResolution','minExtent','maxExtent','numZoomLevels','maxZoomLevel');var confProps={};for(var i=0;i<props.length;i++){var property=props[i];confProps[property]=this.options[property]||this.map[property];}
if((!confProps.numZoomLevels)&&(confProps.maxZoomLevel)){confProps.numZoomLevels=confProps.maxZoomLevel+1;}
if((confProps.scales!=null)||(confProps.resolutions!=null)){if(confProps.scales!=null){confProps.resolutions=[];for(var i=0;i<confProps.scales.length;i++){var scale=confProps.scales[i];confProps.resolutions[i]=OpenLayers.Util.getResolutionFromScale(scale,confProps.units);}}
confProps.numZoomLevels=confProps.resolutions.length;}else{confProps.resolutions=[];if(confProps.minScale){confProps.maxResolution=OpenLayers.Util.getResolutionFromScale(confProps.minScale,confProps.units);}else if(confProps.maxResolution=="auto"){var viewSize=this.map.getSize();var wRes=confProps.maxExtent.getWidth()/viewSize.w;var hRes=confProps.maxExtent.getHeight()/viewSize.h;confProps.maxResolution=Math.max(wRes,hRes);}
if(confProps.maxScale!=null){confProps.minResolution=OpenLayers.Util.getResolutionFromScale(confProps.maxScale);}else if((confProps.minResolution=="auto")&&(confProps.minExtent!=null)){var viewSize=this.map.getSize();var wRes=confProps.minExtent.getWidth()/viewSize.w;var hRes=confProps.minExtent.getHeight()/viewSize.h;confProps.minResolution=Math.max(wRes,hRes);}
if(confProps.minResolution!=null){var ratio=confProps.maxResolution/confProps.minResolution;confProps.numZoomLevels=Math.floor(Math.log(ratio)/Math.log(2))+1;}
for(var i=0;i<confProps.numZoomLevels;i++){var res=confProps.maxResolution/Math.pow(2,i)
confProps.resolutions.push(res);}}
confProps.resolutions.sort(function(a,b){return(b-a);});this.resolutions=confProps.resolutions;this.maxResolution=confProps.resolutions[0];var lastIndex=confProps.resolutions.length-1;this.minResolution=confProps.resolutions[lastIndex];this.scales=[];for(var i=0;i<confProps.resolutions.length;i++){this.scales[i]=OpenLayers.Util.getScaleFromResolution(confProps.resolutions[i],confProps.units);}
this.minScale=this.scales[0];this.maxScale=this.scales[this.scales.length-1];this.numZoomLevels=confProps.numZoomLevels;},getResolution:function(){var zoom=this.map.getZoom();return this.resolutions[zoom];},getExtent:function(){return this.map.calculateBounds();},getZoomForExtent:function(extent,closest){var viewSize=this.map.getSize();var idealResolution=Math.max(extent.getWidth()/viewSize.w,extent.getHeight()/viewSize.h);return this.getZoomForResolution(idealResolution,closest);},getDataExtent:function(){},getZoomForResolution:function(resolution,closest){var diff;var minDiff=Number.POSITIVE_INFINITY;for(var i=0;i<this.resolutions.length;i++){if(closest){diff=Math.abs(this.resolutions[i]-resolution);if(diff>minDiff){break;}
minDiff=diff;}else{if(this.resolutions[i]<resolution){break;}}}
return Math.max(0,i-1);},getLonLatFromViewPortPx:function(viewPortPx){var lonlat=null;if(viewPortPx!=null){var size=this.map.getSize();var center=this.map.getCenter();if(center){var res=this.map.getResolution();var delta_x=viewPortPx.x-(size.w/2);var delta_y=viewPortPx.y-(size.h/2);lonlat=new OpenLayers.LonLat(center.lon+delta_x*res,center.lat-delta_y*res);if(this.wrapDateLine){lonlat=lonlat.wrapDateLine(this.maxExtent);}}}
return lonlat;},getViewPortPxFromLonLat:function(lonlat){var px=null;if(lonlat!=null){var resolution=this.map.getResolution();var extent=this.map.getExtent();px=new OpenLayers.Pixel(Math.round(1/resolution*(lonlat.lon-extent.left)),Math.round(1/resolution*(extent.top-lonlat.lat)));}
return px;},setOpacity:function(opacity){if(opacity!=this.opacity){this.opacity=opacity;for(var i=0;i<this.div.childNodes.length;++i){var element=this.div.childNodes[i].firstChild;OpenLayers.Util.modifyDOMElement(element,null,null,null,null,null,null,opacity);}}},setZIndex:function(zIndex){this.div.style.zIndex=zIndex;},adjustBounds:function(bounds){if(this.gutter){var mapGutter=this.gutter*this.map.getResolution();bounds=new OpenLayers.Bounds(bounds.left-mapGutter,bounds.bottom-mapGutter,bounds.right+mapGutter,bounds.top+mapGutter);}
if(this.wrapDateLine){var wrappingOptions={'rightTolerance':this.getResolution()};bounds=bounds.wrapDateLine(this.maxExtent,wrappingOptions);}
return bounds;},CLASS_NAME:"OpenLayers.Layer"});OpenLayers.Marker.Box=OpenLayers.Class(OpenLayers.Marker,{bounds:null,div:null,initialize:function(bounds,borderColor,borderWidth){this.bounds=bounds;this.div=OpenLayers.Util.createDiv();this.div.style.overflow='hidden';this.events=new OpenLayers.Events(this,this.div,null);this.setBorder(borderColor,borderWidth);},destroy:function(){this.bounds=null;this.div=null;OpenLayers.Marker.prototype.destroy.apply(this,arguments);},setBorder:function(color,width){if(!color){color="red";}
if(!width){width=2;}
this.div.style.border=width+"px solid "+color;},draw:function(px,sz){OpenLayers.Util.modifyDOMElement(this.div,null,px,sz);return this.div;},onScreen:function(){var onScreen=false;if(this.map){var screenBounds=this.map.getExtent();onScreen=screenBounds.containsBounds(this.bounds,true,true);}
return onScreen;},display:function(display){this.div.style.display=(display)?"":"none";},CLASS_NAME:"OpenLayers.Marker.Box"});OpenLayers.Control.KeyboardDefaults=OpenLayers.Class(OpenLayers.Control,{slideFactor:75,initialize:function(){OpenLayers.Control.prototype.initialize.apply(this,arguments);},destroy:function(){if(this.handler){this.handler.destroy();}
this.handler=null;OpenLayers.Control.prototype.destroy.apply(this,arguments);},draw:function(){this.handler=new OpenLayers.Handler.Keyboard(this,{"keypress":this.defaultKeyPress});this.activate();},defaultKeyPress:function(code){switch(code){case OpenLayers.Event.KEY_LEFT:this.map.pan(-this.slideFactor,0);break;case OpenLayers.Event.KEY_RIGHT:this.map.pan(this.slideFactor,0);break;case OpenLayers.Event.KEY_UP:this.map.pan(0,-this.slideFactor);break;case OpenLayers.Event.KEY_DOWN:this.map.pan(0,this.slideFactor);break;case 33:var size=this.map.getSize();this.map.pan(0,-0.75*size.h);break;case 34:var size=this.map.getSize();this.map.pan(0,0.75*size.h);break;case 35:var size=this.map.getSize();this.map.pan(0.75*size.w,0);break;case 36:var size=this.map.getSize();this.map.pan(-0.75*size.w,0);break;case 43:this.map.zoomIn();break;case 45:this.map.zoomOut();break;case 107:this.map.zoomIn();break;case 109:this.map.zoomOut();break;}},CLASS_NAME:"OpenLayers.Control.KeyboardDefaults"});OpenLayers.Layer.HTTPRequest=OpenLayers.Class(OpenLayers.Layer,{URL_HASH_FACTOR:(Math.sqrt(5)-1)/2,url:null,params:null,reproject:false,initialize:function(name,url,params,options){var newArguments=arguments;newArguments=[name,options];OpenLayers.Layer.prototype.initialize.apply(this,newArguments);this.url=url;this.params=OpenLayers.Util.extend({},params);},destroy:function(){this.url=null;this.params=null;OpenLayers.Layer.prototype.destroy.apply(this,arguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.HTTPRequest(this.name,this.url,this.params,this.options);}
obj=OpenLayers.Layer.prototype.clone.apply(this,[obj]);return obj;},setUrl:function(newUrl){this.url=newUrl;},mergeNewParams:function(newParams){this.params=OpenLayers.Util.extend(this.params,newParams);this.redraw();},selectUrl:function(paramString,urls){var product=1;for(var i=0;i<paramString.length;i++){product*=paramString.charCodeAt(i)*this.URL_HASH_FACTOR;product-=Math.floor(product);}
return urls[Math.floor(product*urls.length)];},getFullRequestString:function(newParams,altUrl){var url=altUrl||this.url;var allParams=OpenLayers.Util.extend({},this.params);allParams=OpenLayers.Util.extend(allParams,newParams);var paramsString=OpenLayers.Util.getParameterString(allParams);if(url instanceof Array){url=this.selectUrl(paramsString,url);}
var urlParams=OpenLayers.Util.upperCaseObject(OpenLayers.Util.getParameters(url));for(var key in allParams){if(key.toUpperCase()in urlParams){delete allParams[key];}}
paramsString=OpenLayers.Util.getParameterString(allParams);var requestString=url;if(paramsString!=""){var lastServerChar=url.charAt(url.length-1);if((lastServerChar=="&")||(lastServerChar=="?")){requestString+=paramsString;}else{if(url.indexOf('?')==-1){requestString+='?'+paramsString;}else{requestString+='&'+paramsString;}}}
return requestString;},CLASS_NAME:"OpenLayers.Layer.HTTPRequest"});OpenLayers.Layer.Markers=OpenLayers.Class(OpenLayers.Layer,{isBaseLayer:false,markers:null,drawn:false,initialize:function(name,options){OpenLayers.Layer.prototype.initialize.apply(this,arguments);this.markers=[];},destroy:function(){this.clearMarkers();this.markers=null;OpenLayers.Layer.prototype.destroy.apply(this,arguments);},moveTo:function(bounds,zoomChanged,dragging){OpenLayers.Layer.prototype.moveTo.apply(this,arguments);if(zoomChanged||!this.drawn){for(i=0;i<this.markers.length;i++){this.drawMarker(this.markers[i]);}
this.drawn=true;}},addMarker:function(marker){this.markers.push(marker);if(this.map&&this.map.getExtent()){marker.map=this.map;this.drawMarker(marker);}},removeMarker:function(marker){OpenLayers.Util.removeItem(this.markers,marker);if((marker.icon!=null)&&(marker.icon.imageDiv!=null)&&(marker.icon.imageDiv.parentNode==this.div)){this.div.removeChild(marker.icon.imageDiv);marker.drawn=false;}},clearMarkers:function(){if(this.markers!=null){while(this.markers.length>0){this.removeMarker(this.markers[0]);}}},drawMarker:function(marker){var px=this.map.getLayerPxFromLonLat(marker.lonlat);if(px==null){marker.display(false);}else{var markerImg=marker.draw(px);if(!marker.drawn){this.div.appendChild(markerImg);marker.drawn=true;}}},getDataExtent:function(){var maxExtent=null;if(this.markers&&(this.markers.length>0)){var maxExtent=new OpenLayers.Bounds();for(var i=0;i<this.markers.length;i++){var marker=this.markers[i];maxExtent.extend(marker.lonlat);}}
return maxExtent;},CLASS_NAME:"OpenLayers.Layer.Markers"});OpenLayers.Layer.Boxes=OpenLayers.Class(OpenLayers.Layer.Markers,{initialize:function(name,options){OpenLayers.Layer.Markers.prototype.initialize.apply(this,arguments);},drawMarker:function(marker){var bounds=marker.bounds;var topleft=this.map.getLayerPxFromLonLat(new OpenLayers.LonLat(bounds.left,bounds.top));var botright=this.map.getLayerPxFromLonLat(new OpenLayers.LonLat(bounds.right,bounds.bottom));if(botright==null||topleft==null){marker.display(false);}else{var sz=new OpenLayers.Size(Math.max(1,botright.x-topleft.x),Math.max(1,botright.y-topleft.y));var markerDiv=marker.draw(topleft,sz);if(!marker.drawn){this.div.appendChild(markerDiv);marker.drawn=true;}}},removeMarker:function(marker){OpenLayers.Util.removeItem(this.markers,marker);if((marker.div!=null)&&(marker.div.parentNode==this.div)){this.div.removeChild(marker.div);}},CLASS_NAME:"OpenLayers.Layer.Boxes"});OpenLayers.Layer.Grid=OpenLayers.Class(OpenLayers.Layer.HTTPRequest,{tileSize:null,grid:null,singleTile:false,ratio:1.5,buffer:2,numLoadingTiles:0,initialize:function(name,url,params,options){OpenLayers.Layer.HTTPRequest.prototype.initialize.apply(this,arguments);this.events.addEventType("tileloaded");this.grid=[];},destroy:function(){this.clearGrid();this.grid=null;this.tileSize=null;OpenLayers.Layer.HTTPRequest.prototype.destroy.apply(this,arguments);},clearGrid:function(){if(this.grid){for(var iRow=0;iRow<this.grid.length;iRow++){var row=this.grid[iRow];for(var iCol=0;iCol<row.length;iCol++){var tile=row[iCol];this.removeTileMonitoringHooks(tile);tile.destroy();}}
this.grid=[];}},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.Grid(this.name,this.url,this.params,this.options);}
obj=OpenLayers.Layer.HTTPRequest.prototype.clone.apply(this,[obj]);if(this.tileSize!=null){obj.tileSize=this.tileSize.clone();}
obj.grid=[];return obj;},moveTo:function(bounds,zoomChanged,dragging){OpenLayers.Layer.HTTPRequest.prototype.moveTo.apply(this,arguments);bounds=bounds||this.map.getExtent();if(bounds!=null){var forceReTile=!this.grid.length||zoomChanged;var tilesBounds=this.getTilesBounds();if(this.singleTile){if(forceReTile||(!dragging&&!tilesBounds.containsBounds(bounds))){this.initSingleTile(bounds);}}else{if(forceReTile||!tilesBounds.containsBounds(bounds,true)){this.initGriddedTiles(bounds);}else{this.moveGriddedTiles(bounds);}}}},setTileSize:function(size){if(this.singleTile){var size=this.map.getSize().clone();size.h=parseInt(size.h*this.ratio);size.w=parseInt(size.w*this.ratio);}
OpenLayers.Layer.HTTPRequest.prototype.setTileSize.apply(this,[size]);},getGridBounds:function(){var msg="The getGridBounds() function is deprecated. It will be "+"removed in 3.0. Please use getTilesBounds() instead.";OpenLayers.Console.warn(msg);return this.getTilesBounds();},getTilesBounds:function(){var bounds=null;if(this.grid.length){var bottom=this.grid.length-1;var bottomLeftTile=this.grid[bottom][0];var right=this.grid[0].length-1;var topRightTile=this.grid[0][right];bounds=new OpenLayers.Bounds(bottomLeftTile.bounds.left,bottomLeftTile.bounds.bottom,topRightTile.bounds.right,topRightTile.bounds.top);}
return bounds;},initSingleTile:function(bounds){var center=bounds.getCenterLonLat();var tileWidth=bounds.getWidth()*this.ratio;var tileHeight=bounds.getHeight()*this.ratio;var tileBounds=new OpenLayers.Bounds(center.lon-(tileWidth/2),center.lat-(tileHeight/2),center.lon+(tileWidth/2),center.lat+(tileHeight/2));var ul=new OpenLayers.LonLat(tileBounds.left,tileBounds.top);var px=this.map.getLayerPxFromLonLat(ul);if(!this.grid.length){this.grid[0]=[];}
var tile=this.grid[0][0];if(!tile){tile=this.addTile(tileBounds,px);this.addTileMonitoringHooks(tile);tile.draw();this.grid[0][0]=tile;}else{tile.moveTo(tileBounds,px);}
this.removeExcessTiles(1,1);},initGriddedTiles:function(bounds){var viewSize=this.map.getSize();var minRows=Math.ceil(viewSize.h/this.tileSize.h)+
Math.max(1,2*this.buffer);var minCols=Math.ceil(viewSize.w/this.tileSize.w)+
Math.max(1,2*this.buffer);var extent=this.map.getMaxExtent();var resolution=this.map.getResolution();var tilelon=resolution*this.tileSize.w;var tilelat=resolution*this.tileSize.h;var offsetlon=bounds.left-extent.left;var tilecol=Math.floor(offsetlon/tilelon)-this.buffer;var tilecolremain=offsetlon/tilelon-tilecol;var tileoffsetx=-tilecolremain*this.tileSize.w;var tileoffsetlon=extent.left+tilecol*tilelon;var offsetlat=bounds.top-(extent.bottom+tilelat);var tilerow=Math.ceil(offsetlat/tilelat)+this.buffer;var tilerowremain=tilerow-offsetlat/tilelat;var tileoffsety=-tilerowremain*this.tileSize.h;var tileoffsetlat=extent.bottom+tilerow*tilelat;tileoffsetx=Math.round(tileoffsetx);tileoffsety=Math.round(tileoffsety);this.origin=new OpenLayers.Pixel(tileoffsetx,tileoffsety);var startX=tileoffsetx;var startLon=tileoffsetlon;var rowidx=0;do{var row=this.grid[rowidx++];if(!row){row=[];this.grid.push(row);}
tileoffsetlon=startLon;tileoffsetx=startX;var colidx=0;do{var tileBounds=new OpenLayers.Bounds(tileoffsetlon,tileoffsetlat,tileoffsetlon+tilelon,tileoffsetlat+tilelat);var x=tileoffsetx;x-=parseInt(this.map.layerContainerDiv.style.left);var y=tileoffsety;y-=parseInt(this.map.layerContainerDiv.style.top);var px=new OpenLayers.Pixel(x,y);var tile=row[colidx++];if(!tile){tile=this.addTile(tileBounds,px);this.addTileMonitoringHooks(tile);row.push(tile);}else{tile.moveTo(tileBounds,px,false);}
tileoffsetlon+=tilelon;tileoffsetx+=this.tileSize.w;}while((tileoffsetlon<=bounds.right+tilelon*this.buffer)||colidx<minCols)
tileoffsetlat-=tilelat;tileoffsety+=this.tileSize.h;}while((tileoffsetlat>=bounds.bottom-tilelat*this.buffer)||rowidx<minRows)
this.removeExcessTiles(rowidx,colidx);this.spiralTileLoad();},spiralTileLoad:function(){var tileQueue=[];var directions=["right","down","left","up"];var iRow=0;var iCell=-1;var direction=OpenLayers.Util.indexOf(directions,"right");var directionsTried=0;while(directionsTried<directions.length){var testRow=iRow;var testCell=iCell;switch(directions[direction]){case"right":testCell++;break;case"down":testRow++;break;case"left":testCell--;break;case"up":testRow--;break;}
var tile=null;if((testRow<this.grid.length)&&(testRow>=0)&&(testCell<this.grid[0].length)&&(testCell>=0)){tile=this.grid[testRow][testCell];}
if((tile!=null)&&(!tile.queued)){tileQueue.unshift(tile);tile.queued=true;directionsTried=0;iRow=testRow;iCell=testCell;}else{direction=(direction+1)%4;directionsTried++;}}
for(var i=0;i<tileQueue.length;i++){var tile=tileQueue[i]
tile.draw();tile.queued=false;}},addTile:function(bounds,position){},addTileMonitoringHooks:function(tile){tile.onLoadStart=function(){if(this.numLoadingTiles==0){this.events.triggerEvent("loadstart");}
this.numLoadingTiles++;};tile.events.register("loadstart",this,tile.onLoadStart);tile.onLoadEnd=function(){this.numLoadingTiles--;this.events.triggerEvent("tileloaded");if(this.numLoadingTiles==0){this.events.triggerEvent("loadend");}};tile.events.register("loadend",this,tile.onLoadEnd);},removeTileMonitoringHooks:function(tile){tile.events.unregister("loadstart",this,tile.onLoadStart);tile.events.unregister("loadend",this,tile.onLoadEnd);},moveGriddedTiles:function(bounds){var buffer=this.buffer||1;while(true){var tlLayer=this.grid[0][0].position;var tlViewPort=this.map.getViewPortPxFromLayerPx(tlLayer);if(tlViewPort.x>-this.tileSize.w*(buffer-1)){this.shiftColumn(true);}else if(tlViewPort.x<-this.tileSize.w*buffer){this.shiftColumn(false);}else if(tlViewPort.y>-this.tileSize.h*(buffer-1)){this.shiftRow(true);}else if(tlViewPort.y<-this.tileSize.h*buffer){this.shiftRow(false);}else{break;}};if(this.buffer==0){for(var r=0,rl=this.grid.length;r<rl;r++){var row=this.grid[r];for(var c=0,cl=row.length;c<cl;c++){var tile=row[c];if(!tile.drawn&&tile.bounds.intersectsBounds(bounds,false)){tile.draw();}}}}},shiftRow:function(prepend){var modelRowIndex=(prepend)?0:(this.grid.length-1);var modelRow=this.grid[modelRowIndex];var resolution=this.map.getResolution();var deltaY=(prepend)?-this.tileSize.h:this.tileSize.h;var deltaLat=resolution*-deltaY;var row=(prepend)?this.grid.pop():this.grid.shift();for(var i=0;i<modelRow.length;i++){var modelTile=modelRow[i];var bounds=modelTile.bounds.clone();var position=modelTile.position.clone();bounds.bottom=bounds.bottom+deltaLat;bounds.top=bounds.top+deltaLat;position.y=position.y+deltaY;row[i].moveTo(bounds,position);}
if(prepend){this.grid.unshift(row);}else{this.grid.push(row);}},shiftColumn:function(prepend){var deltaX=(prepend)?-this.tileSize.w:this.tileSize.w;var resolution=this.map.getResolution();var deltaLon=resolution*deltaX;for(var i=0;i<this.grid.length;i++){var row=this.grid[i];var modelTileIndex=(prepend)?0:(row.length-1);var modelTile=row[modelTileIndex];var bounds=modelTile.bounds.clone();var position=modelTile.position.clone();bounds.left=bounds.left+deltaLon;bounds.right=bounds.right+deltaLon;position.x=position.x+deltaX;var tile=prepend?this.grid[i].pop():this.grid[i].shift()
tile.moveTo(bounds,position);if(prepend){this.grid[i].unshift(tile);}else{this.grid[i].push(tile);}}},removeExcessTiles:function(rows,columns){while(this.grid.length>rows){var row=this.grid.pop();for(var i=0,l=row.length;i<l;i++){var tile=row[i];this.removeTileMonitoringHooks(tile)
tile.destroy();}}
while(this.grid[0].length>columns){for(var i=0,l=this.grid.length;i<l;i++){var row=this.grid[i];var tile=row.pop();this.removeTileMonitoringHooks(tile);tile.destroy();}}},onMapResize:function(){if(this.singleTile){this.clearGrid();this.setTileSize();this.initSingleTile(this.map.getExtent());}},getTileBounds:function(viewPortPx){var maxExtent=this.map.getMaxExtent();var resolution=this.getResolution();var tileMapWidth=resolution*this.tileSize.w;var tileMapHeight=resolution*this.tileSize.h;var mapPoint=this.getLonLatFromViewPortPx(viewPortPx);var tileLeft=maxExtent.left+(tileMapWidth*Math.floor((mapPoint.lon-
maxExtent.left)/tileMapWidth));var tileBottom=maxExtent.bottom+(tileMapHeight*Math.floor((mapPoint.lat-
maxExtent.bottom)/tileMapHeight));return new OpenLayers.Bounds(tileLeft,tileBottom,tileLeft+tileMapWidth,tileBottom+tileMapHeight);},CLASS_NAME:"OpenLayers.Layer.Grid"});OpenLayers.Layer.TMS=OpenLayers.Class(OpenLayers.Layer.Grid,{serviceVersion:"1.0.0",isBaseLayer:true,tileOrigin:null,initialize:function(name,url,options){var newArguments=[];newArguments.push(name,url,{},options);OpenLayers.Layer.Grid.prototype.initialize.apply(this,newArguments);},destroy:function(){OpenLayers.Layer.Grid.prototype.destroy.apply(this,arguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.TMS(this.name,this.url,this.options);}
obj=OpenLayers.Layer.Grid.prototype.clone.apply(this,[obj]);return obj;},getURL:function(bounds){bounds=this.adjustBounds(bounds);var res=this.map.getResolution();var x=Math.round((bounds.left-this.tileOrigin.lon)/(res*this.tileSize.w));var y=Math.round((bounds.bottom-this.tileOrigin.lat)/(res*this.tileSize.h));var z=this.map.getZoom();var path=this.serviceVersion+"/"+this.layername+"/"+z+"/"+x+"/"+y+"."+this.type;var url=this.url;if(url instanceof Array){url=this.selectUrl(path,url);}
return url+path;},addTile:function(bounds,position){return new OpenLayers.Tile.Image(this,position,bounds,null,this.tileSize);},setMap:function(map){OpenLayers.Layer.Grid.prototype.setMap.apply(this,arguments);if(!this.tileOrigin){this.tileOrigin=new OpenLayers.LonLat(this.map.maxExtent.left,this.map.maxExtent.bottom);}},CLASS_NAME:"OpenLayers.Layer.TMS"});