Another good one with Macro's is to write a recursive macro, that is one that calls itself, watch your PC go down! (This is why some of us write our own simulators!) RObin +-----------------------------------------------------------------------+ | | | robin.abbott@dial.pipex.com | | | | PIC programmers and BASIC development systems from | | FOREST Electronic Developments. Visit our home page at | | | | http://www.ibmpcug.co.uk/~gmwarner/fed.htm | +-----------------------------------------------------------------------+