added balloon help

WPrefs.app/KeyboardShortcuts.c

@@ -31,7 +31,9 @@ typedef struct _Panel {
     WMFrame *frame;
 
     char *sectionName;
-    
+
+    char *description;
+
     CallbackRec callbacks;
 
     WMWindow *win;
@@ -498,6 +500,9 @@ InitKeyboardShortcuts(WMScreen *scr, WMWindow *win)
 
     panel->sectionName = _("Keyboard Shortcut Preferences");
 
+    panel->description = _("Change the keyboard shortcuts for actions such\n"
+			   "as changing workspaces and opening menus.");
+
     panel->win = win;
     
     panel->callbacks.createWidgets = createPanel;