jQuery.extend({getURLParam:function(strParamName){var strReturn="";var strHref=window.location.href;var bFound=false;var cmpstring=strParamName+"=";var cmplen=cmpstring.length;if(strHref.indexOf("?")>-1){var strQueryString=strHref.substr(strHref.indexOf("?")+1);var aQueryString=strQueryString.split("&");for(var iParam=0;iParam<aQueryString.length;iParam++){if(aQueryString[iParam].substr(0,cmplen)==cmpstring){var aParam=aQueryString[iParam].split("=");strReturn=aParam[1];bFound=true;break;}}}
if(bFound==false)return null;return strReturn;}});