def __init__(self, parent, color):
         wx.Window.__init__(self, parent, -1, style = wx.SIMPLE_BORDER)
         self.SetBackgroundColour(color)
-        self.SetBackgroundStyle(wx.BG_STYLE_CUSTOM)
+        if wx.Platform == '__WXGTK__':
+            self.SetBackgroundStyle(wx.BG_STYLE_CUSTOM)
 
 
 #---------------------------------------------------------------------------