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    /// <summary>
    /// ½Ø¶Ï×Ö·û´®(ÖÐÎļÆÒ»¸ö×Ö·û¿í¶È£¬ÆäËü¼Æ°ë¸ö×Ö·û¿í¶È)
    /// </summary>
    /// <param name="input">Ðè½Ø¶ÏµÄ×Ö·û´®</param>
    /// <param name="length">×Ö·û¿í¶È</param>
    /// <returns>½Ø¶Ï×Ö·û´®(´ø"...")</returns>
    protected string truncatedChars(string input, int length)
    {
        input = Server.HtmlEncode(input);
        if (input.Length > length)
        {
            int pos = 0;
            string result = "";
 
            foreach (char chr in input)
            {
                if (Regex.IsMatch(chr.ToString(), "[^\x00-\xff]"))
                {
                    pos += 2;
                }
                else
                {
                    pos += 1;
                }
                result += chr.To