pos = wx.DefaultPosition, size = wx.DefaultSize,
                  style = 0,
                  name = "genstatbmp"):
-        wx.PyControl.__init__(self, parent, ID, pos, size, style|wx.NO_BORDER,
+        if not style & wx.BORDER_MASK:
+            style = style | wx.BORDER_NONE
+        wx.PyControl.__init__(self, parent, ID, pos, size, style,
                              wx.DefaultValidator, name)
         self._bitmap = bitmap
         self.InheritAttributes()
 
     def OnPaint(self, event):
         dc = wx.PaintDC(self)
-        dc.DrawBitmap(self._bitmap, 0, 0, True)
+        if self._bitmap:
+            dc.DrawBitmap(self._bitmap, 0, 0, True)
         
 
     def OnEraseBackground(self, event):