var strHref = window.document.location.href;
var intPos = strHref.indexOf("?");
var strRight = strHref.substr(intPos + 1);
var params = strRight.split("&");
function getKeyWord(params, keystr) {
	for (var i = 0; i < params.length; i++) {
		if (params[i].indexOf(keystr) != -1) {
			return params[i].replace(keystr + "=", "");
		}
	}
	return "";
}

function doclk()
{
var dt=new Date().getTime();
var _u_image=new Image(1,1);
if(window.union_client){
	_u_image.src = "http://union1.china.com.cn/uub?" +window.union_client+"&dt="+dt;	
}else{
	_u_image.src = "http://union1.china.com.cn/uub?" + getKeyWord(params, 'client')+"&dt="+dt;
}
}