using System;
using System.Windows.Forms;

namespace ConsoleApplication1
{
    internal class Program
    {
        [STAThread]
        private static void Main()
        {
            var browser = new WebBrowser {Dock = DockStyle.Fill};
            var address = new TextBox {Dock = DockStyle.Top};
            var button = new Button {Text = "Go!", Dock = DockStyle.Top};
            button.Click += (o, e) => browser.Url = new Uri(address.Text);
            browser.Navigated += (o, e) => address.Text = e.Url.ToString();
            var f = new Form();
            f.Controls.Add(browser);
            f.Controls.Add(button);
            f.Controls.Add(address);
            f.ShowDialog();
        }
    }
}