turn a color on form transparent

' in form with 2 command buttons
'cmdMakeTransparent
'cmdNoTransparency
Private Sub cmdMakeTransparent_Click()
 'transform formname or me for current form, color which could be
 'vbWhatever or rgb(r,g,b) or long number value
 TransForm Me, vbWhite 'set the see through color to white
 
End Sub
Private Sub cmdNoTransparency_Click()
 untransForm Me 'set nothing to transparent
End Sub