Imports System.Windows.Forms
Imports System.Drawing
 
Public Class nFButton
 
    Inherits Button
 
    Protected Overrides Sub OnPaint(ByVal e As _
      System.Windows.Forms.PaintEventArgs)
 
        ' Alles an was nach trasnparent riecht ;)
        MyBase.SetStyle(ControlStyles.SupportsTransparentBackColor, True) 
        MyBase.SetStyle(ControlStyles.Opaque, False)
        ' Hintergrund transparent setzen
        MyBase.BackColor = Color.FromArgb(0, 0, 0, 0)
 
        ' Die Orginalbuttongrafik platt machen und auch transparent setzen 
        e.Graphics.Clear(Color.FromArgb(0, 0, 0, 0)) 
        ' A Kästli ohne Sinn und Verstand :)
        e.Graphics.FillRectangle(Brushes.Beige, New Rectangle(0, 0, 50, 50))
 
    End Sub
 
End Class

MyBase.SetStyle(ControlStyles.OptimizedDoubleBuffer, False)