String.prototype.trim = function(){
	return this.replace(/(^\s*)|(\s*$)/g, "");
}
function setCookie (name,value) {
	document.cookie = name + "=" + value + "; path=/; domain=189.cn; expires=Thursday,01-Jan-2099 00:00:00 GMT";
}
function visitordata(name){
	//var fm = window.document.nickform;
	var remFlag =document.getElementById("remUsername").checked?true:false
	var value = (document.getElementById("nickname0").value.indexOf("@") != -1)?document.getElementById("nickname0").value.substring(0,document.getElementById("nickname0").value.indexOf("@")):document.getElementById("nickname0").value;
	if(remFlag==true){
		setCookie (name,value);
		setCookie ("ehomeMailRemUserCheck",true);
	}else{
		setCookie (name,"");
		setCookie ("ehomeMailRemUserCheck",false);
	}
}
function getCookie(name) {
	var search;
	search = name + "=";
	offset = document.cookie.indexOf(search);
	if (offset != -1) {
		offset += search.length ;
		end = document.cookie.indexOf(";", offset) ;
		if (end == -1)end = document.cookie.length;
		return unescape(document.cookie.substring(offset, end));
	}else{
		return "";
	}
}
function setUserName(){
	var nickname=document.getElementById("nickname0");
	try{
		nickname.value=getCookie("ehomeMailCUserName");
	}catch(e){}
	document.getElementById("remUsername").value=getCookie("ehomeMailRemUserCheck");	
	//nickname.focus();
}
function docheck(prodid) {
	visitordata("ehomeMailCUserName");	
	var oNickname = document.getElementById("nickname0");
	var oPasswd = document.getElementById("passwd1");
	//var checkCode = document.getElementById("hiddenRand1");
	oNickname.value = oNickname.value.trim();	
	if(oNickname.value.trim() == ""){
		alert('账号不能为空'); 
		oNickname.focus();
		return false; 
	} 
	if(oNickname.value.indexOf("@") != -1){
		//alert('账号格式不正确,例如用户邮箱为：name@189.cn，只需填写name。'); 
		oNickname.value = oNickname.value.substring(0,oNickname.value.indexOf("@"));
	} 
	if(oPasswd.value == ""){
		alert('密码不能为空');
		oPasswd.focus();
		return false;
	}
	if(oPasswd.value.indexOf(" ")>=0){
		alert('密码不能含有空格');
		oPasswd.focus();
		return false;
	}

	if(oPasswd.value.indexOf("\'")>=0){
		alert("密码不能含有单引号");
		oPasswd.focus();
		return false;
	}
	if(oPasswd.value.indexOf("\"")>=0){
		alert("密码不能含有双引号");
		oPasswd.focus();
		return false;
	}
	if(oPasswd.value.indexOf("$")>=0){
		alert("密码不能含有$符号");
		oPasswd.focus();
		return false;
	}
	if(oPasswd.value.indexOf("-")>=0){
		alert("密码不能含有-符号");
		oPasswd.focus();
		return false;
	}
	//if(checkCode.value == "" || checkCode.value.trim().length == 0){
	//	alert("请输入验证码。");
	//	checkCode.focus();
	//	return false;
	//}
	//if(checkCode.value.trim().length <4){
	//		alert("验证码格式不正确。");
	//		checkCode.focus();
	//		return false;
	//	}	
	document.getElementById("UserName").value=oNickname.value+"@189.cn";
	document.getElementById("passwd").value=oPasswd.value;
	//document.getElementById("hiddenRand").value=checkCode.value;
	document.nickform.action = "http://www.189.cn/webmail/login.perform";
	//document.nickform.submit();
}
//更换验证码
function changeVerCode( sElement ){
	//document.getElementById("yanzheng").src ="/webmail/doGetImg?"+ Math.random()*10000;
	// document.getElementById(sElement).src ="image.jsp?"+ Math.random()*10000;
}
function fSetPwd(){
  var oNickName = document.getElementById("nickname0");
  //if(oNickName.value.trim() != ""){
  	//  document.getElementById("passwd1").focus();
  //}
}
function miniAdShow(){
var miniUrl=["http://elive.vnet.cn/"];
var miniScr=["/webmail/jsp/189misc/img/sg.gif"];
	var miniTitle=["天翼Live 隆重上市"];
	var i = Math.floor(Math.random()*miniUrl.length);
	document.getElementById("miniAd").innerHTML="<a href=\""+ miniUrl[i] + "\" target=\"_blank\" title=\""+ miniTitle[i] +"\"><img src=\"" + miniScr[i] + "\" width=\"274\" height=\"51\" alt=\"" + miniTitle[i] +"\" /></a>";
	
}
function showGoods(mod,cursor,n){
		for(i=1;i<=n;i++){
			var nav=document.getElementById(mod+i);
			nav.style.display=(i==cursor)?"block":"none";
		}
	}