
 ESC      Backs out to EXIT this program. F1 ends help
 SpaceBAR Swaps INfile view Pages to see the differences. RED name=current file
 Arrows Left/R  moves BOTH    pages UP/DN a line
 ArrowsUP/DN    moves current page  UP/DN a line
 PageUP/DN      moves BOTH    pages UP/DN a page
 PageUP/DN+Ctrl moves current page  UP/DN a page
 HOME or END moves  BOTH pages shown to START/END of files
 HOME or END+Ctrl moves current page to START/END of file
 INSERT/DELETE = Find Backwards/Forwards next DIFFerence shows up on TOP line
 & infoBAR shows2 chars+values+adrs. Arrow L/R moves past it 4next DIFF find.
 F2 = TABs expand or show.   Toggle on/off | Shows TRAPed TABs blinking
 F3 = ColorASM screen color. Toggle on/off | Blink show stops w/color on
 F4 = CR=13 EOL characters.  Toggle on/off | Shows Spaces & TABs at EOL
 F5 = Sync Files to bytes from start of current file, to TOP of screen
 F6 = Return to saved File Locations. Ctrl+F6 Save Both. ALT+F6= Save Current
 F7 = Search current file from start, Enter string + F7 = case sensitive on/OFF
  Note, if you can type in lower case, then case sensitivity is toggled ON
 F7+Shift = search again (in either file) from start or last search to EOF
 F8 = Toggles DECimal or HEX # adr4 insert/delete find DIFF. +ADD 100h 4A.com
 F9 = unused
 F10 = infoBAR Toggle on/off
StartUP defaults can be altered in FCV.COM see EOF byte 39. infoBAR info next
inF1.ext inF2.ext F1/F2 size, F1/F2 ptr, F1/F2 Lines at Upper Left Corner ptr