#region##获取HTML源码信息    
    ///<summary>    
    /// 获取HTML源码信息(Porschev)    
    ///</summary>    
    ///<param name="url">获取地址</param>    
    ///<returns>HTML源码</returns>
    public string GetHtml(string url)    
    {        
        Uri uri = new Uri(url);        
        WebRequest wr = WebRequest.Create(uri);        
        Stream s = wr.GetResponse().GetResponseStream();        
        StreamReader sr = new StreamReader(s, Encoding.Default);                
        return sr.ReadToEnd();    
    }    
    #endregion