{\rtf1\ansi\ansicpg1252\deff0\deflang2057{\fonttbl{\f0\fnil MS Sans Serif;}{\f1\fnil\fcharset0 MS Sans Serif;}{\f2\fnil\fcharset0 Verdana;}} {\colortbl ;\red255\green0\blue0;\red0\green0\blue0;} \viewkind4\uc1\pard\qc\cf1\b\f0\fs24 M\f1 98 Sub Program Call and Return \par \par \pard\cf2\b0\fs20 On the last line of a sub program, the code M99 is entered. This reverts control back to the main program. \par If an M99 code is programmed at the end of a main program, a continuous loop will be established. \par If an M99 code is followed by a block number, P_ _ _ _ , control will return to the program line with the same number as stated in P_ _ _ _.\cf1\b\f0\fs24 \par \par \cf0\b0\f2\fs16 \par }