var xmlHttp; 
function GetXmlHttpObject(){ 
　　if (window.XMLHttpRequest){ 
　　　　// code for IE7+, Firefox, Chrome, Opera, Safari 
　　　　xmlhttp=new XMLHttpRequest(); 
　　}else{// code for IE6, IE5 
　　　　xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
　　} 
　　return xmlhttp; 
} 

function getQueryString(name) {
	  var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
	  var result = window.location.search.substr(1).match(reg); 
	  if (result != null) {
	    return decodeURIComponent(result[2]);
	  } else {
	    return null;
	  }
}

function getNowFormatDate() {
	    var date = new Date();
	    var seperator1 = "-";
	    var seperator2 = ":";
	    var month = date.getMonth() + 1;
	    var strDate = date.getDate();
	    if (month >= 1 && month <= 9) {
	        month = "0" + month;
	    }
	    if (strDate >= 0 && strDate <= 9) {
	        strDate = "0" + strDate;
	    }
	    var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate
	            + " " + date.getHours() + seperator2 + date.getMinutes()
	            + seperator2 + date.getSeconds();
	    return currentdate;
}


function heart(){
	var t = getNowFormatDate();
	
	xmlHttp=GetXmlHttpObject(); 
	if (xmlHttp==null){ 
		console.log('您的浏览器不支持AJAX！'); 
	　　　return; 
	} 


	var url="http://track.uc.cn/collect?lt=heartbeat&appid=29d58fe8f7ec&t="+t+"&guid=qtcvhdvg1rd0nc8km26ur6vp23&pr="+pr+"&pl="+pl+"&pu="+pu+"&ke="+ke+"&ip="+ip+"&pg="+pg+"&rf="+rf;
	xmlHttp.open("GET",url,true); 
	xmlHttp.send(); 
}
//setInterval('heart()',1000);