获取转向地址的URL的源文件(可自定义REFER)

软件下载:
http://test.fzclx.com/caixi/geturl.rar



程式源文件:

CS打包:http://test.fzclx.com/caixi/geturl.cs.rar


c#写的,可能要先安装framework.
http://www.microsoft.com/downloads/info.aspx?na=0&p=4&SrcDisplayLang=zh-cn&SrcCategoryId=&SrcFamilyId=&genscs=&u=%2fdownloads%2fdetails.aspx%3fFamilyID%3d262d25e3-f589-4842-8157-034d1e7cf3a3%26displaylang%3dzh-cn


下面是代码:
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Net;
using System.IO;

namespace WindowsApplication4
{
        /// <summary>
        /// Form1 的摘要说明。
        /// </summary>
        public class Form1 : System.Windows.Forms.Form
        {
                private System.Windows.Forms.Label label2;
                private System.Windows.Forms.Button button1;
                private System.Windows.Forms.Label label1;
                private System.Windows.Forms.TextBox realurl;
                private System.Windows.Forms.TextBox formurl;
                private System.Windows.Forms.Label label3;
                private System.Windows.Forms.TextBox formreferer;
                private System.Windows.Forms.Panel panel1;
                /// <summary>
                /// 必需的设计器变量。
                /// </summary>
                private System.ComponentModel.Container components = null;

                public Form1()
                {
                        //
                        // Windows 窗体设计器支持所必需的
                        //
                        InitializeComponent();

                        //
                        // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
                        //
                }

                /// <summary>
                /// 清理所有正在使用的资源。
                /// </summary>
                protected override void Dispose( bool disposing )
                {
                        if( disposing )
                        {
                                if (components != null)
                                {
                                        components.Dispose();
                                }
                        }
                        base.Dispose( disposing );
                }

                #region Windows 窗体设计器生成的代码
                /// <summary>
                /// 设计器支持所需的方法 - 不要使用代码编辑器修改
                /// 此方法的内容。
                /// </summary>
                private void InitializeComponent()
                {
                        System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
                        this.formurl = new System.Windows.Forms.TextBox();
                        this.label2 = new System.Windows.Forms.Label();