function getCookie(name){
				var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
				if(arr=document.cookie.match(reg)) return unescape(arr[2]);
				else return null;
		}

function openDoyooCustomChat(t) {	
	var url = "http://chat.doyoo.net/WebModule/chat/p.do?c=14884&f=33191";	
	if(	t!= null &&  t.length != 0 )
		url +="&g=" + t;	
	var sid = getCookie("DOYOO_VISITOR_ID");
	var cid = getCookie("DOYOO_USER_ID");	
	if(sid!=null)
		url +="&v=" + sid;
	if(cid !=null)
		url +="&u=" + cid;
	
	var param = "height=460,width=690,directories=no," + "location=no,menubar=no," + "resizeable=no,status=no,toolbar=no,top=100,left=200";
	
	var acceptWin = window.open(url,"", param);
	
}