Public Class Form1
    Private Sub btnStart_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnStart.Click
        If btnStart.Text = "Start" Then
            Timer1.Enabled = True
            btnStart.Text = "Koniec"
        Else

            btnStart.Text = "Start"
            Timer1.Enabled = False
            Timer2.Enabled = False
            samolot.Left = 43
            samolot.Top = 136

        End If
    End Sub


    Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
        If samolot.Top < liniamiejsceladowania.Y2 - 15 And samolot.Left < liniamiejsceladowania.X2 _
        Then

            samolot.Top = samolot.Top + 2
            samolot.Left = samolot.Left + 3
        Else
            Timer1.Enabled = False
            Timer2.Enabled = True
        End If
    End Sub

    Private Sub Timer2_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer2.Tick
        If samolot.Left < liniamiejscezatrzymania.X1 Then
            samolot.Left = samolot.Left + 2
        Else
            Timer2.Enabled = False
        End If
    End Sub
End Class