#! C:/Perl -w
  # too late to run Taint on Win32. See node link at bottom
  use strict;
  use CGI qw/:standard/; #for form based applications, you'll need most of the functions
                         #and it's a bit less typing over the function oriented way. 
                         #See CGI.pm docs for more on that.
     if (param('submit')){
       print header,
         start_html('Thanks for your request'),
         h2("Submission accepted"),
         h4("Thank you"),
         end_html;
     } else {
        # do whatever needs doing
        # most likely you'll be building your form
     }