The display bar has transparent and opaque portions, and as it slidably moves in relation to the display area, {HEAD ~ the transparent portions} of {TAIL ~ the display bar} reveal a predetermined bedding control schedule 
of
The display bar has transparent and opaque portions , and as it slidably moves in relation to the display area , { HEAD ~ the transparent portions } of { TAIL ~ the display bar } reveal a predetermined bedding control schedule
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH