protected void Application_BeginRequest(Object sender, EventArgs e)
{   string oldUrl = HttpContext.Current.Request.RawUrl ;   
string pattern = @"^(.+)default/(\d+)\.aspx(\?.*)*___FCKpd___0quot;;   
string replace = "$1default.aspx?id=$2";   if(Regex.IsMatch(oldUrl, 
pattern, RegexOptions.IgnoreCase 　 RegexOptions.Compiled))   
{        string newUrl = Regex.Replace(oldUrl, pattern, replace, 
RegexOptions.Compiled 　 RegexOptions.IgnoreCase);        
this.Context.RewritePath(newUrl);   }}