How do you prevent users from entering a future date in a form that will
be displayed on a mobile device in html 5 and on a PC as a PDF? It's
easy to do with FormCalc date2num or the Acrobat method util.scand when
you are doing xdp/pdf forms on the desktop, but FormCalc date2num and
the Acrobat method util.scand are not supported in html 5 according to
Adobe's documentation. If I were doing pure html 5 I would just import a
JavaScript library that had the functions I need. In my case I need a
so...