vb.net code for my own web browser

How to make my own browser in vb.net code?

Steps to create a random number generator

Step1:  File new project ->windows forms application -> rename my browser

Step2:  Drag and drop the five buttons, one textboxes, and web browser from tool box and click web browser properties. Change the anchor options

Step3:  Rename button1 as go, button2 as stop, button3 as back, button4 as forward, button5 as exit

Step4: Double click the go button 

Write the code:

      Private SubButton1_Click(ByVal sender As System.Object, ByVal e As _ System.EventArgs) HandlesButton1.Click

        WebBrowser1.Navigate(TextBox1.Text)

        If TextBox1.Text = ""Then

            MessageBox.Show("enter the  url...! ")

        End If

    End Sub

Private Sub Button2_Click(ByVal sender AsSystem.Object, ByVale As System.EventArgs) _ Handles Button2.Click

        WebBrowser1.Stop()

    End Sub

    Private SubButton3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _  HandlesButton3.Click

        Close()

    End Sub

    Private SubButton4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _ HandlesButton4.Click

        WebBrowser1.GoForward()

    End Sub

    Private SubButton5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _ HandlesButton5.Click

        WebBrowser1.GoBack()

    End Sub

    Private SubWebBrowser1_DocumentCompleted(ByVal sender As System.Object, ByVal e As _ System.Windows.Forms.WebBrowserDocumentCompletedEventArgs) Handles WebBrowser1.DocumentCompleted

    End Sub

    Private SubButton6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _ HandlesButton6.Click

        Close()

    End Sub

 Step5: Run the application