Subscribe.asp
<%@ Language=javascript %>

<!--#include file = "include/SetGlobals.asp"-->
<!--#include file = "include/DBPath.asp"-->

<%
// output relevant meta tags
Init( "Subscription" );

// output common top of page
Header( '<a href="work.asp">Work</a> --> Subscription', 3 );

// output page content
Content ( );

// output common bottom of page
Footer( );
%>

<% /* standard page elements */ %>
<!--#include file = "utils/Init.asp"-->
<!--#include file = "utils/Database.asp"-->
<!--#include file = "utils/Header.asp"-->
<!--#include file = "utils/Footer.asp"-->

<%
// ============================================
// the content of this page
// ============================================
function Content ( )
{
   Out ( '<td width="20%">&nbsp;</td>' );
   Out ( '<td width="60%">' );
    
      // if the form has an email address, validate it first
      // so that if it fails we can show the form to fix
      var sEmail = "";
      var bSubmitted = (Request.Form.Count > 0);

      // has the form been submitted?
      if ( bSubmitted )
      {
         // get the email address from the form...
          sEmail = "" + Request.Form ( "email" );

         // validate the email address and moan if it fails
         if ( !IsValidEmail ( sEmail ) )
         {
            Out ( '<h5><font color="red">"' + sEmail + '" <i>appears</i> to be an invalid email address - please try again!</font></h5>' );
            Out ( '<p><font color="red">If you disagree, please <a href="Contact.asp">contact me</a> directly.</font><p>' );
            // pretend the form hasn'\t been sent yet
            bSubmitted = false;
         }
      }

      // show the form if not submitted yet
      if ( !bSubmitted )
      {
         Out ( 'If you\'re interested in hearing whenever a new article is posted, or an existing one is updated, type in your email address below and hit <b>Subscribe!</b>' );
         Out ( '<p>Whenever you want to stop receiving my emails, guess what? That\'s right, enter your email address and hit <b>Unsubscribe</b>...' );
         Out ( '<p><i>Your email address will never sold to or otherwise used by any third party, just me.</i>' );

         // here's the form tag. the action attribute is the name of
         // the file that will be called with the answer - in this case
         // it's the same page. the method can be "post" to send the
         // form data 'behind the scenes' or "get" to appending the
         // data to the URL in the style page.asp?data1=a&data2=b
         //
         // use post most of the time - it's neater and "get" is limited
         // in the amount of data that can be sent.
         Out ( '<center><form action="Subscribe.asp" method="post">' );
    
            // another table to line up the titles and inputs
            Out ( '<table border="0" cellpadding="0">' );
            Out ( '<tr><td align="right" valign="top">' );