void GrFillRect ( GR_DRAW_ID id, GR_GC_ID gc, GR_COORD x, GR_COORD y, GR_SIZE width, GR_SIZE height );
The GrFillRect function draws a filled rectangle (including the permiter that would draw with the GrRect function). The new rectangle has its upper left corner at ( x, y) and dimensions of width and height.