... bla bla
 
    ' Create the main form region.
    wid = ScaleX(Width, vbTwips, vbPixels)
    hgt = ScaleY(Height, vbTwips, vbPixels)
    outer_rgn = CreateRectRgn(0, 0, wid, hgt)
 
    border_width = (wid - ScaleWidth) / 2
    title_height = hgt - border_width - ScaleHeight
    inner_rgn = CreateRectRgn( _
        border_width, _
        title_height, _
        wid - border_width, _
        hgt - border_width)
 
    ' Wenn der Rahmen weg soll:
    inner_rgn = outer_rgn       '<---- Guido Eisenbeis, 2004-02-03
 
    ' Subtract the inner region from the outer.
    combined_rgn = CreateRectRgn(0, 0, 0, 0)
    CombineRgn combined_rgn, outer_rgn, _
        inner_rgn, RGN_DIFF
 
    ' Create the control regions.
    For Each ctl In Controls
        If ctl.Container Is frm Then
            ctl_left = ScaleX(ctl.Left, frm.ScaleMode, vbPixels) _
                + border_width
 
    bla bla ...