//LLEGIR ELS PARAMETRES DE LA URL

String.prototype.GetQSValue = function(){
		if(!arguments[0])return null;
		var strFL = unescape(this);
		var regEx = new RegExp("[?&]" + arguments[0] + "=.*$","g");
		var strMatch = strFL.match(regEx);
		if(strMatch == null)return null
		var arrParts = strMatch.toString().split("&");
		return (arrParts[0].length==0)?arrParts[1].split("=")[1]:arrParts[0].split("=")[1];
	}
	var strLink = window.location.search;
	//var lang = strLink.GetQSValue('lang');
	//var w = strLink.GetQSValue('w');

	url = document.location.href;
	xend = url.lastIndexOf("?");
	var base = url.substring(0, xend);