com/_cgi-bin/mailcall.pl???> The .pl extension in the preceding example form tag stands for Perl??”a scripting language often used to create CGI programs. Perl can be edited in any regular text editor. Within each form is a series of input controls??”text fields, radio buttons, checkboxes, and so on. Each type handles a particular sort of input; in fact, the main tag for these elements is the tag. With one exception, the