var _msgSpan;
    
function ValidateUserName(elemUserName, returnmsg){
    _msgSpan = returnmsg;
    userName = document.getElementById(elemUserName);
    if (userName) 
     {
            Geno.GenoAPI.DisplayNameIsUnique(userName.value, VSuccess,VFailure);
    }
}

function VSuccess(result){
    if(result == true){
        document.getElementById(_msgSpan).style.display = 'block';
      }
      else{
         document.getElementById(_msgSpan).style.display = 'none';
    }
}

function VFailure(result){}

function GetUserNameStatus(source, args){
        if ($get("spanUserNameTaken").style.display =='none')  {
                if(args.Value) {
                        args.IsValid = true;
                }
                else {
                        args.IsValid = false;
                }
        }
        else {
                args.IsValid = true;
        }
}