function getAjax(){
	var ajax = false;
	//开始初始化XMLHttpRequest对象
	if(window.XMLHttpRequest) { //Mozilla 浏览器
		ajax = new XMLHttpRequest();
		if (ajax.overrideMimeType) {//设置MiME类别
			ajax.overrideMimeType('text/xml');
		}
	}
	else if (window.ActiveXObject) { // IE浏览器
		try {
			ajax = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				ajax = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!ajax) { // 异常，创建对象实例失败
		window.alert("不能创建XMLHttpRequest对象实例.");
		return false;
	}
	return ajax;
}
//去掉左右空格
String.prototype.trim = function()
{
	return this.replace(/(^\s*)|(\s*$)/g, "");
}

function $() {
	var elements = new Array();

	  for (var i = 0; i < arguments.length; i++) {
		var element = arguments[i];
		if (typeof element == 'string')
		  element = document.getElementById(element);

		if (arguments.length == 1) 
		  return element;

		elements.push(element);
	  }

	  return elements;
}

	hasdo = false;
	function toupiao(key)
	{
		if (hasdo)
		{
			alert("你已经投过票了！");
		}
		else
		{
			var ajax = getAjax();
			ajax.open("POST", "/commend.do?key="+key, true);
			ajax.onreadystatechange = function() {
				if (ajax.readyState == 4 && ajax.status == 200) {
					var text = ajax.responseText;
					if(text.trim().length>0 && text.trim() != "ok"){
					   alert(text);
					}
					else
					{	
						alert("投票成功");
						hasdo=true;
					}
				}
			}
			ajax.send(null);
		}
	}

function getMessage(page)
{
	var ajax = getAjax();
	ajax.open("POST", "/message.jsp?page="+page, true);
	ajax.onreadystatechange = function() {
		if (ajax.readyState == 4 && ajax.status == 200) {
			var text = ajax.responseText;
			 $("messagecontent").innerHTML=text;
		}
	}
	ajax.send(null);
}

function CheckForm(){
		if(login.user_name.value==""){
		alert("请输入用户名");
		login.user_name.focus();
		return false;
		}
		if(login.password.value == ""){
		alert("请输入密码");
		login.password.focus();
		return false;
		}
	return true;
	}


function CheckUpload()
{
	if(uploadForm.createname.value.trim()==""){
		alert("请输入你的姓名");
		uploadForm.createname.focus();
		return false;
		}
		if(uploadForm.tel.value.trim() == ""){
		alert("请输入联系电话");
		uploadForm.tel.focus();
		return false;
		}
		if(uploadForm.starname.value.trim() == ""){
		alert("请输入丽影名字");
		uploadForm.starname.focus();
		return false;
		}
		if(uploadForm.company.value.trim() == ""){
		alert("请输入丽影厂商");
		uploadForm.company.focus();
		return false;
		}
		if(uploadForm.description.value.trim() == ""){
		alert("请输入丽影介绍");
		uploadForm.description.focus();
		return false;
		}
		if(uploadForm.file.value.trim() == ""){
		alert("请选择图片");
		return false;
		}
	return true;
}

function CodeCookie(str){
		var strRtn="";
		for (var i=str.length-1;i>=0;i--) 
		{
		strRtn+=str.charCodeAt(i);
		if (i) strRtn+="O";
		}
		return strRtn;
		}
	function DecodeCookie(str){
		var strArr;
		var strRtn="";
		strArr=str.split("O");
		for (var i=strArr.length-1;i>=0;i--) 
		strRtn+=String.fromCharCode(eval(strArr[i]));
	return strRtn;
	}
	var status = '';
	function checkCookie(){
	var allcookie = document.cookie.split('; ');
	//	var isautologin = false;
	var islogon = false;
	for(var i=0;i<allcookie.length;i++){
		var cookiename = allcookie[i].split('=')[0];
		if(cookiename=='mop_logon'){
			islogon = true;
		}
		if(cookiename == 'mop_status'){
			var tmpString = unescape(allcookie[i].split('=')[1]);
			status = DecodeCookie(tmpString);
		}
	}
		if(islogon == true){
		return true;
	}else{
		return false;
	}
}
	function checkAutoCookie(){
		var allcookie = document.cookie.split('; ');
		var isautologin = false;
		for(var i=0;i<allcookie.length;i++){
		var cookiename = allcookie[i].split('=')[0];
		if(cookiename=='mop_auto_login'){
			isautologin = true;
			}
		}
		if(isautologin == true){
		return true;
		}else{
		return false;
		}
}


if(!checkCookie() && checkAutoCookie()){
	window.location='http://passport.mop.com/AutoLogin?url='+location.href;
}