// JScript File
//var returnStringCheckMail = "";
var lbl;

function CheckMail(email, lblMessage)
{
    lbl = lblMessage;
    PageMethods.CheckMailOnExist(email,OnSucceeded, OnFailed);
    //return returnStringCheckMail;
}

function OnSucceeded(result, userContext, methodName)
{
    //alert(result);
    //returnStringCheckMail = result;
    lbl.innerHTML = result;
}

function OnFailed(error, userContext, methodName) 
{
    if(error !== null) 
    {
        alert("An error occurred: " + error.get_message());
    }
}