*! version 1.3.0 , may 98, Guy van Melle  STB-45 gr30
*!
*! wrapper for <hltex>, regraphs and puts various texts around
*! 
*! syntax: addtex [filename]  
*!
*! (must be new name, gph requirement)    
*!
*-------------- 
prog def addtex
*
	version 5.0
	if "`1'"=="" { gph open }
	else         { gph open , saving(`1') } 
	gr
	hltex
	gph close
end
*