var csQuery = window.location.search.substring(1);
var csVars  = csQuery .split("&");
for (var csi=0;csi<csVars.length;csi++) {
	var csPair = csVars[csi].split("=");
	if (csPair[0].toLowerCase() == "u1") {
		var date = new Date();
		date.setTime(date.getTime()+(30*60*1000));
		var expires = date.toGMTString();
		document.cookie="ClickStreamID=" + escape(csPair[1]) + "; expires=" + expires +"; path=/";
	} 
}