Code:
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:ger")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:eng")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:spa")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:rus")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:fre")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:ita")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button7.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:jap")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button8.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:kor")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:idn")
Process.Start(StartInfo)
Application.Exit()
End Sub
Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button10.Click
Dim StartInfo As New ProcessStartInfo("S4Client", "-rc:tw -lac:twn")
Process.Start(StartInfo)
Application.Exit()
End Sub
End Class