// JScript 文件

function UserLoginCheck()
{
    
    var userName =document.getElementById(username);  
    var userpwd =document.getElementById(password);  
    var validatecode =document.getElementById(vercode);  
    if(userName.value == "")
    {
       alert("用户名不能为空！");
       userName.focus();
       window.event.returnValue = false;
       window.event.cancelBubble = true;
       return false;
       
    }
    if(userpwd.value== "")
    {
       alert("密码不能为空！");
       userpwd.focus();
       window.event.returnValue = false;
       window.event.cancelBubble = true;
       return false;
       
    }
    if(validatecode.value== ""||validatecode.value== "输入右边的数字")
    {
       alert("请输入验证码！");
       validatecode.focus();
       window.event.returnValue = false;
       window.event.cancelBubble = true;
       return false;
       
    }
    
}


function UserLoginCheck2()
{
    
    var userName =document.getElementById(username);  
    var userpwd =document.getElementById(password);  
    
    if(userName.value == "")
    {
       alert("用户名不能为空！");
       userName.focus();
       window.event.returnValue = false;
       window.event.cancelBubble = true;
       return false;
       
    }
    if(userpwd.value== "")
    {
       alert("密码不能为空！");
       userpwd.focus();
       window.event.returnValue = false;
       window.event.cancelBubble = true;
       return false;
       
    }
   
    
}