Lynda have you looked at Ghostscript - an interpreter for the Postscript language and PDF. it offers a command line option so you could then process it through a $zf(-1 command within cache
pop to http://www.cs.wisc.edu/~ghost/ to see more there is a How To User Ghostscript at http://www.cs.wisc.edu/~ghost/doc/AFPL/8.00/Use.htm regards kev
