var isusererror=false;
function getUser()
{
	var request_url = "/mykc/servlet/mykc/template/info,IsLogin.htm"; // 需要获取内容的url
	var request_pars = "query"; // 请求参数
	request_pars= request_pars + "&time="+(new Date()).getTime();

  if(typeof(Ajax)=="undefined"){
		setTimeout(getUser, 1000 * 2);
  	return;
	}
	try{
		//alert(1);
		isusererror=false;
		var myAjax = new Ajax.Request(
		request_url,
		{
		method: 'get',
		parameters: request_pars,
		asynchronous: true,
		onFailure  : isuserError, //失败的时候调用 reportError 函数
		onComplete: function (req){
				var str=req.responseText;
				//alert(isusererror);
				if(isusererror || str.length===0){
				}else{
				  var aa = str.split("|");
					if(aa[0]=="true"){
						$('_userbutton').innerHTML="<a href=\"/mykc/servlet/mykc/template/manage,Userinfo.htm\">" + aa[1] + "</a>";
						hideID('_loginbutton','_regbutton');
						showID('_logoutbutton','_userbutton');
						SetCookie('uid',aa[2],null,"/");
						setTimeout(getUser, 1000*60*10);
					}else{
						hideID('_logoutbutton','_userbutton');
						showID('_loginbutton','_regbutton');
						setTimeout(getUser, 1000*60*5);
					}
				}
			}
		});

	}  
	catch(e){
		//alert(2);
		setTimeout(getUser,300);
	}  
}
function isuserError(request)
{
	isusererror=true;
}

setTimeout(getUser,300);