// JScript 文件

function validateSubmit()
{
    hiddenAll();
    if(!validateUsername())
    {
        return false;
    }
    if(!validatePassword())
    {
        return false;
    }
    //验证用户名
    var txtUsername=$("txtUsername");
    var username=txtUsername.value;
    if(login.CheckUsername(username).value=="0")
    {
        $("divUsername").style.display="";
        var tipslider = new slider('divUsername',4,50,198,20,2,20);
        tipslider.show();
        
        $("divUsername").innerHTML="您输入的帐号不存在！";
        txtUsername.focus();
        return false;
    }
    var txtPassword=$("txtPassword");
    var pwd=txtPassword.value;
    if(login.CheckPassword(username,pwd).value=="0")
    {
        $("divUsername").style.display="none";
        
        $("divPassword").style.display="";
        var tipslider = new slider('divPassword',4,50,198,20,2,20);
        tipslider.show();
        
        $("divPassword").innerHTML="密码错误！请检查“Caps Lock”";
        txtPassword.focus();
        return false;
    }
    return true;
}

//验证账号
function validateUsername()
{
    var txtUsername=$("txtUsername");
    if(txtUsername==null)
    {
        txtUsername=$("WucLeft1_txtUsername");
    }
    if(txtUsername.value.replace(/[ ]/g,"")=="" || txtUsername.value=="用户邮箱/用户名")
    {
        alert("请输入账号");
        txtUsername.focus();
        return false;
    }
    return true;
}

//验证密码
function validatePassword()
{
    var txtPassword=$("txtPassword");
    if(txtPassword==null)
    {
        txtPassword=$("WucLeft1_txtPassword");
    }
    if(txtPassword.value.replace(/[ ]/g,"")=="")
    {
        alert("请输入密码");
        txtPassword.focus();
        return false;
    }
    return true;
}

//显示公告
function showAnnounce2(aid)
{
    var dsAnnounce=login.getAnnouncementById(aid).value;
    if(dsAnnounce!=null && dsAnnounce.Tables[0].Rows.length>0)
    {
        var row=dsAnnounce.Tables[0].Rows[0];
        var announcement=row.announcement;
        var updatetime=row.updatetime;
        $("divUpdatetime").innerHTML=formatDateYMD(updatetime);
        $("divAnnounce").innerHTML=announcement;
    }
    $("divAnnounceCon").style.display="";
}

function hiddenAnnounce()
{
    $("divAnnounceCon").style.display="none";
}

function hiddenAll()
{
    $("divUsername").style.display="none";
    $("divPassword").style.display="none";
}