Method GTK2.Gnome2DruidPageStandard()->set_top_watermark()
- Method set_top_watermark
 set_top_watermark(Gnome2.DruidPageStandardGTK2.GdkPixbufwatermark)- Description
 Sets a GDK2.Pixbuf as the watermark on top of the top strip on the druid. If watermark is omitted, it is reset to the normal color.