//panel mode
enum { SINGLE_DESKTOP=0, MULTI_DESKTOP };
+enum { BOTTOM_LAYER, NORMAL_LAYER, TOP_LAYER };
extern int panel_mode;
extern int wm_menu;
extern int panel_dock;
+extern int panel_layer;
//panel position
enum { LEFT=0x01, RIGHT=0x02, CENTER=0X04, TOP=0X08, BOTTOM=0x10 };