/*
            Author: Omar Ellis
            Subject: Javascript Validation and Formatting library.
            Date Created: 6/28/2006

            The function will valid any SSN type (e.g. dashes, spaces, or no spaces).
            @ param sSSN The SSN to be validated.
            return bool
        */
        /*
            Is functions for checking data.
        */
        function IsNullOrEmpty(sString){
            return (sString==null||sString=="") ? true : false;
        }
        function IsNull(sString){
            return (sString==null) ? true : false;
        }
        function IsNumeric(sString){
            return /^(\d){1,}$/.test(sString);
        }
        function IsAlphaChar(sString){
            return /^([a-zA-Z])+$/.test(sString);
        }
        function IsSpecialChar(sString){
            return /^([^a-zA-Z\d])+$/.test(sString);
        }