Window innertop; /*!< For drawing the inner client border */
Window innerright; /*!< For drawing the inner client border */
Window innerbottom; /*!< For drawing the inner client border */
+ Window innerblb;
+ Window innerbll;
+ Window innerbrb;
+ Window innerbrr;
Window backback; /*!< A colored window shown while resizing */
Window backfront; /*!< An undrawn-in window, to prevent flashing on
unmap */