Plug-in CSS Chapter 11, Example 92 (Click on the icon to view the source for copy and pasting)
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
<meta http-equiv="X-UA-Compatible" content="IE=8" />
<!-- saved from url=(0014)about:internet -->
      <title>Plug-in CSS: Example 92</title>
      <link rel='stylesheet' type='text/css' href='PC.css' />
      <script src='PJ.js'></script><script src='PC.js'></script>
         <span class='if[now = new Date(); now.getHours() < 12]'>Morning</span>
         <span class='if[now = new Date(); now.getHours() > 11]'>Afternoon</span>