//文本框提示
function tips(id, str,tipsid,num1) {
     var obj=document.getElementById(id);
     
//    var l = document.getElementById(id).offsetLeft + 25;
//    var t = document.getElementById(id).offsetTop+30;
    //alert(t);
    document.getElementById(tipsid).innerHTML =   str;
    document.getElementById(tipsid).style.left =  getAbsoluteOffsetLeft(obj) +"px";
    document.getElementById(tipsid).style.top = getAbsoluteOffsetTop(obj)-num1 +"px";
    document.getElementById(tipsid).style.display = "";
}
function outtips(tipsid) {
    document.getElementById(tipsid).style.display = 'none';
}
function getAbsoluteOffsetTop(obj) {
var y = obj.offsetTop;
while (obj = obj.offsetParent) y += obj.offsetTop;
//while (obj == obj.parentNode.offsetTop) y += obj.parentNode.offsetTop;
return y;
}

function getAbsoluteOffsetLeft(obj) {
var x = obj.offsetLeft;
while (obj = obj.offsetParent) x += obj.offsetLeft;
//while (obj == obj.parentNode.offsetLeft) x += obj.parentNode.offsetLeft;
return x;
}
function LoginValidate()
{
    var phone = document.getElementById("UserLogin_txtPhone").value;
    var pass=document .getElementById ("UserLogin_txtPassWD").value;
    var codes=document.getElementById("UserLogin_txtCodes").value;
    if (phone == "")
    {
        alert("[提示]请输入您的登录账号!");
        return false;
    }
    if (pass == "") {
        alert("[提示]请输入您的密码!");
        return false;
    }
    if(codes=="")
    {
         alert ("[提示]请输入验证码!");
         return false ;
    }
    return true;
 
}