rb_define_method (cWindow, "raise", c_raise, 0);
rb_define_method (cWindow, "lower", c_lower, 0);
rb_define_method (cWindow, "reparent", c_reparent, 3);
rb_define_method (cWindow, "raise", c_raise, 0);
rb_define_method (cWindow, "lower", c_lower, 0);
rb_define_method (cWindow, "reparent", c_reparent, 3);