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 NaNvar 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.hrefif(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];}