弹出消息对话框ScriptManager

//直接调用WebMessageBox方法

        #region 弹出消息对话框
        /// <summary>
        /// 弹出消息对话框
        /// </summary>
        /// <param name="page">要弹出对话框的Page类</param>
        /// <param name="strMsg">对话框中提示的内容</param>
        public static void WebMessageBox(Page page, string strMsg)
        {
            ScriptManager.RegisterClientScriptBlock(page, typeof(Page), "", "alert('" + strMsg + "');", true);

        }
        #endregion
        #region 弹出消息对话框并跳转
        /// <summary>
        /// 弹出消息对话框并跳转
        /// </summary>
        /// <param name="page">要弹出消息对话框的Page类</param>
        /// <param name="strMsg">对话框中提示的内容</param>
        /// <param name="pageURL">点击对话框中的确定后转向页面的URL,必须是相对路径用（../)来表示</param>
        public static void WebMessageBox(Page page, string strMsg, string pageURL)
        {
            ScriptManager.RegisterClientScriptBlock(page, typeof(Page), "", "alert('" + strMsg + "');location.href='" + pageURL + "';", true);
        }
        #endregion
          public static void ShowConfirm( string  strMsg,  string  strUrl_Yes,  string  strUrl_No)
            {  

            System.Web.HttpContext.Current.Response.Write( " <Script Language='JavaScript'>if ( window.confirm(' " + strMsg + " ')) {  window.location.href=' "   +  strUrl_Yes  +
    " ' } else {window.location.href=' " +  strUrl_No  + " ' };</script> " );  

        }