queryParamsObject = {};
function populateQueryParams(){
	var params = window.location.search.substring(1).split('&');
	for(var i=0; i<params.length; i++){
		var pos = params[i].indexOf('=');
		if(pos > 0){
			var key = params[i].substring(0,pos);
			var val = unescape(params[i].substring(pos+1));
			queryParamsObject[key] = val;
			if(val.indexOf('#')){
				queryParamsObject[key] = val.split('#')[0];
			}
		}
	}	
}
populateQueryParams();
function getQueryStringParameter(myName){
	return queryParamsObject[myName] || null;
}
//alert(getQueryStringParameter("w"));

function addslashes(myValue){
	return myValue.split("\\").join("\\\\");
}

function createCookie(name,value,expiresDate) {
	//alert(name+': '+value+': '+expiresDate);
	if (expiresDate) {
		//var date = new Date();
		//date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+expiresDate.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	//alert('read: '+name);
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}