asp.net(c#)的警告操作类

由于在写后台程序的时候经常涉及到要写js 弹出警告对话框,在网络上找到这样的一个类:

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using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Text;

namespace EC {     ///     /// 信息输出通用方法     ///     public class MessageObject     {                      ///         /// 一般输出         ///         ///         public static void Write(string str)         {             System.Web.HttpContext.Current.Response.Write(str);         }                ///         /// 显示一段自定义的输出代码         ///         ///         ///         public static void ShowJS(System.Web.UI.Page MyPage, string strCode)         {             StringBuilder sb = new StringBuilder();             sb.Append("");             MyPage.Response.Write(sb.ToString());                  }               ///         /// 页面重载         ///         public static void Location()         {             StringBuilder sb = new StringBuilder();             sb.Append("");             System.Web.HttpContext.Current.Response.Write(sb.ToString());

        }               ///         /// 显示一个弹出窗口         ///         ///         public static void Show(string str)         {             StringBuilder sb = new StringBuilder();             sb.Append("");

            System.Web.HttpContext.Current.Response.Write(sb.ToString());         }                ///         /// 显示一个弹出窗口，并关闭当前页         ///         ///         public static void ShowClose(string str)         {             System.Text.StringBuilder sb = new System.Text.StringBuilder();             sb.Append("/n");             System.Web.HttpContext.Current.Response.Write(sb.ToString());         }               ///         /// 显示一个弹出窗口，并转向当前页(刷新)         ///         ///         public static void ShowLocation(string str)         {             StringBuilder sb = new StringBuilder();             sb.Append("");

            System.Web.HttpContext.Current.Response.Write(sb.ToString());         }                ///         /// 显示一个弹出窗口，并转向目标页(导航)         ///         ///         ///         public static void ShowRedirect(string str, string url)         {             StringBuilder sb = new StringBuilder();             sb.Append("");

            System.Web.HttpContext.Current.Response.Write(sb.ToString());         }               ///         /// 显示一个弹出窗口，并转向上一页         ///         ///         public static void ShowPre(string str)         {             StringBuilder sb = new StringBuilder();             sb.Append("");

            System.Web.HttpContext.Current.Response.Write(sb.ToString());         }                ///         /// 重定向         ///         ///         public static void RedirectPage(string url)         {             string path = "http://" + System.Web.HttpContext.Current.Request.Url.Host + url;             StringBuilder sb = new StringBuilder();             sb.Append("");

            System.Web.HttpContext.Current.Response.Write(sb.ToString());         }

           } }