How to create an image to wxButton???
this is my button

self.button3 = wx.Button(id=wxID_FRAME1BUTTON2, label=u'Hraj',
              name='button3', parent=self, pos=wx.Point(35, 925),
              size=wx.Size(20, 20), style=0)
        self.button3.Bind(wx.EVT_BUTTON, self.OnButton3Button,
              id=wxID_FRAME1BUTTON2)