In an alternative embodiment, {TAIL ~ the invention} provides media positioning control in {HEAD ~ two dimensions} 
In an alternative embodiment , { TAIL ~ the invention } provides media positioning control in { HEAD ~ two dimensions }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD