diff rdesktop-1.6.0/xkeymap.c rdesktop.new/xkeymap.c
599a600,618
>         case XK_Left:
>         case XK_Right:
>         case XK_Tab:
>             if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))
>                     && (get_key_state(state, XK_Control_L)
>                         || get_key_state(state, XK_Control_R)))
>             {
>                 /* Ctrl-Alt-Left/Right/Tab:
>                  * Ungrab the keyboard so that user can use Windows manager's hot keys */
>                 extern RD_BOOL g_fullscreen;
>                 if (g_fullscreen) { /* Turn to normal window. Otherwise, rdesktop will be always on top */
>                     xwin_toggle_fullscreen();
>                 }
> 
>                 XUngrabKeyboard(g_display, CurrentTime);
>                 return True;
>             }
>             break;
>