var objerrNo = document.getElementById("errNo");
var objNormalNo = document.getElementById("NormalNo");
var objUserName = document.getElementById("UserName");
function isExistsUser(_obj){
    if(!IsMail(_obj.value)){
        objerrNo.className = "block";
        objNormalNo.style.display = "none";
    }
    else{
          JSC.XueXiSys.Web.OnlineAp.ExistsUser(_obj.value,cbEGNo); 
    }
}
function cbEGNo(res)
{
    if(res.value==1){
        objerrNo.className = "none";
        objNormalNo.style.display = "block";
    }
    else{
        objerrNo.className = "block";
        objNormalNo.style.display = "none";
    }
}


function checkData()
{
     if(!IsMail(objUserName.value)){
        objUserName.focus();
        return false;
    }
    return true;
}