document.write('<b>Generate PostScript graphics</b><br>Upon checking this box, a graphical display of the output will be emailed to the address in the "Email address" field in PostScript format. If you are not familiar with PostScript, take a look at this <a href="wgm24_postscript_help.html">help page</a> which contains information on the Windows, Macintosh and UNIX/Linux operating systems.')