function checkInputData(){
	var user = document.getElementById("Cname_content");	
	var passwordInput = document.getElementById("Cpwd_pwd");
	
	if(user.value.trim().length==0 ){
		setErrorMsg("loginErrorMsg","用户名不能为空");
		user.focus();
		return false;
	}
	if(passwordInput.value.trim().length==0 ){
		setErrorMsg("loginErrorMsg","密码不能为空");
		passwordInput.focus();
		return false;
	}
	
	if (!checkMailForPop(user.value.trim())) {
		setErrorMsg("loginErrorMsg","用户名或密码错误！邮箱帐号格式为：帐号@域名");
		return false;
	}
	
	var l = passwordInput.value.replace(/[^\x00-\xFF]/g, '**').length;
	if((l < 1)) {
		setErrorMsg("loginErrorMsg","密码长度为3～32个字符");
		return false; 
	}
	
	var mailAdd = user.value.trim();
	var strs= new Array(); 
	strs = mailAdd.split("@"); //字符分割
	if(strs.length != 2){
		setErrorMsg("loginErrorMsg","邮箱格式有误");
		return false; 
	}else{
		var name = document.getElementById("Cname_content");
		name.setAttribute("value",strs[0]);
		var domain = document.getElementById("Cdomain_content");
		domain.setAttribute("value",strs[1]);
	}
	
	return true;
}
function setErrorMsg(msgId,msgContent){
	document.getElementById(msgId).innerHTML = msgContent;
	document.getElementById("errDemo").style.visibility = "visible";
}

function RndNum(n){
	var rnd="";
	for(var i=0;i<n;i++)
	rnd+=Math.floor(Math.random()*10);
	return rnd;
}

function toRegisterPage(){//link to the register page
	var obj=document.getElementById("registNow");
	obj.onclick=function(){
		var form=document.getElementById("regist");
		form.submit();
	}	
}
function toResetPasswordPage(){//link to the register page
	var obj=document.getElementById("toResetPasswordPage");
	obj.onclick=function(){
		var form=document.getElementById("resetPw");
		form.submit();
	}	
}

function refreshVerifyCode(){
	var obj = document.getElementById("loginVerifyCodeImg");
	var ran = RndNum(10);
	obj.src="verifyCode?ran=" + ran;
	var ranNum = document.getElementById("ran");
	ranNum.setAttribute("value",ran);
}

function init(){
//	toResetPasswordPage();
//	toRegisterPage();
//	refreshVerifyCode();
	
//	var obj=document.getElementById("refreshVerifyCode");
//	obj.onclick=function(){
//		refreshVerifyCode();
//	}
	var obj = document.getElementById("Cname_content");
	obj.focus();
}