Plug-in JavaScript Chapter 5, Example 33 (Click on the icon to view the source for copy and pasting)
» Run this code now (Right click and select Back to return from the example)
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
<html><head><title>Plug-in JavaScript: Example 33</title>

<script src="PJ.js"></script>
<script>Initialize()</script>

</head><body>

<input type='submit' value='Click Me'
   onclick="VisibilityToggle('toggle')" />

<span id='toggle'>Toggling Text</span>