{HEAD ~ The tag file} is sent to the user computer over one of a plurality of Tag Communication Channels and is synchronized with {TAIL ~ the image file} at the user computer 
is synchronized with
{ HEAD ~ The tag file } is sent to the user computer over one of a plurality of Tag Communication Channels and is synchronized with { TAIL ~ the image file } at the user computer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH