ASP.NET JS³£Ó÷½·¨Àà

using System.Web;
/// <summary>
/// Javascript³£Ó÷½·¨
/// </summary>
public class JS
{
    private static string ScriptStart = "<script type=\"text/javascript\">";
    private static string ScriptEnd = "</script>";
    /// <summary>
    /// дÈëJS½Å±¾ÄÚÈÝ
    /// </summary>
    /// <param name="ScriptString">½Å±¾ÄÚÈÝ</param>
    /// <param name="IsResponseEnd">ÊÇ·ñÖжϷþÎñ¶Ë½Å±¾Ö´ÐÐ</param>
    public static void WriteScript(string ScriptString, bool IsResponseEnd)
    {
        HttpContext.Current.Response.Write(ScriptStart);
        HttpContext.Current.Response.Write(ScriptString);
        HttpContext.Current.Response.Write(ScriptEnd);
        if (IsResponseEnd)
        {
            HttpContext.Current.Response.End();
        }
    }
   /// <summary>
   /// µ¯³ö¾¯¸æ¿ò
   /// </summary>
   /// <param name="AlertMessage">ÌáʾÐÅÏ¢</param>
   /// <param name="IsResponseEnd">ÊÇ·ñÖжϷþÎñ¶Ë½Å±¾Ö´ÐÐ</param>
    public static void Alert(string AlertMessage, bool IsResponseEnd)
    {
        HttpContext.Current.Response.Write(ScriptStart);
        HttpContext.Current.Response.Write("alert('" + AlertMessage + "');history.back();");
        HttpContext.Current.Response.Write(ScriptEnd);
      &nb