// JScript File

        function Mid(str, start, len)
        /***
                IN: str - the string we are LEFTing
                    start - our string's starting position (0 based!!)
                    len - how many characters from start we want to get

                RETVAL: The substring from start to start+len
        ***/
        {
                // Make sure start and len are within proper bounds
                if (start < 0 || len < 0) return "";

                var iEnd, iLen = String(str).length;
                if (start + len > iLen)
                        iEnd = iLen;
                else
                        iEnd = start + len;

                return String(str).substring(start,iEnd);
        }