using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

public class Alert
{
 public static void ShowAlert(string message)
 {
        if(message==null)
            message = "";
  //ljj 
  //2005-12-9
 // message=message.Replace("  ",""");
  System.Web.HttpContext.Current.Response.Write("<script>alert('"+message+"');</script>");
 }
 public static void ShowAlert(string message,string url)
 {
        if(message==null)
            message = "";
       // message = message.Replace("  ", """);
  System.Web.HttpContext.Current.Response.Write("<script>alert("+ message +");location='"+url+"';</script>");
 }
    public static void ShowConfirmAlert(string message, string confirmurl, string cancelurl)
    {
        if (message == null)
            message = "";
       // message = message.Replace("  ", """);
        System.Web.HttpContext.Current.Response.Write("<script Language=Javascript>if( confirm('" + message + "') ) {document.location.href='" + confirmurl + "'; } else { document.location.href='" + cancelurl + "' }</script>");
    }
    public static void ShowConfirmAlert(string message, string confirmurl)
    {
        if (message == null)
            message = "";
       // message = message.Replace("  ", """);
        System.Web.HttpContext.Current.Response.Write("<script Language=Javascript>if( confirm('" + message + "') ) {document.location.href='" + confirmurl + "'; } else { window.history.back(); }</script>");
    }
    public static void Redirect(string url)
 {// 
  //
  if(url==null||url.Length<1)
   ShowAlert("重定向地址不能为空");
  else
     System.Web.HttpContext.Current.Response.Write("<script>location='"+url+"';</script>");
 }
 public static void SSOLoginRedirect(string url)
 {
   Redirect(url);
//   if(url==null||url.Length<1)
//    ShowAlert("重定向地址不能为空");
//   else
//    System.Web.HttpContext.Current.Response.Write("<script>if(window.parent!=window) window.parent.location=window.location; location='"+url+"';</script>");
 
 }
    public static void ShowAlert(string message,string url,bool IsRedirect)
    {
        
        if(message==null)
            message = "";
        if(IsRedirect)
            ShowAlert(message,url);
        else
            ShowAlert(message);
    }
}