function exit(){
	$.cookie('userid', null); 
	$.cookie('userAuth', null); 
	$.cookie('userEmail', null); 
	$.cookie('userMobilePhone', null); 
	$.cookie('userName', null); 
	$.cookie('userType', null); 
	location.href="index.html"
}

function valUser(){
	var userid = $.cookie('userid');
	var userAuth = $.cookie('userAuth');
	if(userid == undefined || userid.length==0 || userid == "null"  || userAuth == false){
		location.href="login.html";
	}
}

 function GetQueryString(name) { 
		var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i"); 
		var r = window.location.search.substr(1).match(reg);  //��ȡurl��"?"�����ַ�����ƥ��
		var context = ""; 
		if (r != null) 
			 context = r[2]; 
		reg = null; 
		r = null; 
		return context == null || context == "" || context == "undefined" ? "" : decodeURI(context); 
	}

/* function GetQueryString(name) { 
		var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i"); 
		var r = window.location.search.substr(1).match(reg);  //��ȡurl��"?"�����ַ�����ƥ��
		var context = ""; 
		if (r != null) 
			 context = r[2]; 
		reg = null; 
		r = null; 
		return context == null || context == "" || context == "undefined" ? "" : context; 
	}*/
  var userid;	
function loginStatus(){
	userid = $.cookie('userid');
	if(userid && userid != "null" && userid!=null ){
		$(".head-portrait").show();
		$(".unlogin").hide();
	}else{
		$(".head-portrait").hide();
		$(".unlogin").show();
	}
}