MWindow = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_widget_set_size_request (MWindow, 100, 50);
MWindow = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_widget_set_size_request (MWindow, 100, 50);
gtk_window_set_default_size (GTK_WINDOW (MWindow),
gdk_screen_width()*0.9, gdk_screen_height()*0.9);
gtk_window_set_default_size (GTK_WINDOW (MWindow),
gdk_screen_width()*0.9, gdk_screen_height()*0.9);