function CheckUserName(value, CSfrmName, txtName, btnName) {
    var strFocus = "ctl00_ContentPlaceHolder1_" + txtName;
    var strBtnName = "ctl00_ContentPlaceHolder1_" + btnName;
    var name = "ctl00_ContentPlaceHolder1_" + CSfrmName;

    if (value.length == 0) {
        document.getElementById("spanAvailability").innerHTML = "";
    }
    else {
        var emailPat = /^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/;
        var emailid = document.getElementById(strFocus).value;
        var matchArray = emailid.match(emailPat);
        if (matchArray != null) {
            document.getElementById("spanAvailability").innerHTML = "<span style='color: #CCCCCC;'>checking...</span>";
            var result = CSfrmName.IsUserAvailable(value).value;

            if (result == true) {
                document.getElementById("spanAvailability").innerHTML = "<span style='color: Green;'>Available</span>";
                document.getElementById(strBtnName).disabled = false;
            }
            else {
                document.getElementById("spanAvailability").innerHTML = "<span style='color: Red;'>Already Exist</span>";
                document.getElementById(strBtnName).disabled = true;
            }
        }
        else {
            document.getElementById("spanAvailability").innerHTML = "";
        }
    }
}


function CheckCategoryName(value, CSfrmName, txtName, btnName) {
    var strFocus = "ctl00_ContentPlaceHolder1_" + txtName;
    var strBtnName = "ctl00_ContentPlaceHolder1_" + btnName;
    var name = "ctl00_ContentPlaceHolder1_" + CSfrmName;
   
    if (value.length == 0) {
        document.getElementById("spanAvailability").innerHTML = "";
    }
    else {
        document.getElementById("spanAvailability").innerHTML = "<span style='color: Red;'>checking...</span>";
        var result = CSfrmName.IsCategoriyAvailable(value).value;

        if (result == true) {
            document.getElementById("spanAvailability").innerHTML = "<span style='color: Green;'>Available</span>";
            document.getElementById(strBtnName).disabled = false;
        }
        else {
            document.getElementById("spanAvailability").innerHTML = "<span style='color: Red;'>Already Exist</span>";
            document.getElementById(strBtnName).disabled = true;
        }
    }
}