And my xhtml file:
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>iceworldRebaToy</title>
<link href="../Styles/template.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="iceworldrebatoy">
<h1 id="heading_id_2" title="Cover"><img alt="cover.jpg" src="../Images/cover.jpg" /></h1>
<h1 id="heading_id_3" title="Copyright"><img alt="copyright.jpg" src="../Images/copyright.jpg" /></h1>
<h1 id="heading_id_4" title="Intro"><img alt="intro.jpg" src="../Images/intro.jpg" /></h1>
<h1 id="heading_id_5" title="Chapter 1"><img alt="Page1.jpg" src="../Images/Page1.jpg" /></h1>
<h1 id="heading_id_6" title="Chapter 2"><img alt="Page2.jpg" src="../Images/Page2.jpg" /></h1>
<h1 id="heading_id_7" title="Chapter 3"><img alt="Page3.jpg" src="../Images/Page3.jpg" /></h1>
<h1 id="heading_id_8" title="Chapter 4"><img alt="Page4.jpg" src="../Images/Page4.jpg" /></h1>
<h1 id="heading_id_9" title="Chapter 5"><img alt="Page5.jpg" src="../Images/Page5.jpg" /></h1>
<h1 id="heading_id_10" title="Chapter 6"><img alt="Page6.jpg" src="../Images/Page6.jpg" /></h1>
<h1 id="heading_id_11" title="Chapter 7"><img alt="Page7.jpg" src="../Images/Page7.jpg" /></h1>
<h1 id="heading_id_12" title="Chapter 8"><img alt="Page8.jpg" src="../Images/Page8.jpg" /></h1>
<h1 id="heading_id_13" title="Chapter 9"><img alt="Page9.jpg" src="../Images/Page9.jpg" /></h1>
<h1 id="heading_id_14" title="Chapter 10"><img alt="Page10.jpg" src="../Images/Page10.jpg" /></h1>
<h1 id="heading_id_15" title="Chapter 11"><img alt="Page11.jpg" src="../Images/Page11.jpg" /></h1>
<h1 id="heading_id_16" title="Chapter 12"><img alt="Page12.jpg" src="../Images/Page12.jpg" /></h1>
<h1 id="heading_id_17" title="Chapter 13"><img alt="Page13.jpg" src="../Images/Page13.jpg" /></h1>
<h1 id="heading_id_18" title="Chapter 14"><img alt="Page14.jpg" src="../Images/Page14.jpg" /></h1>
<h1 id="heading_id_19" title="Chapter 15"><img alt="Page15.jpg" src="../Images/Page15.jpg" /></h1>
<h1 id="heading_id_20" title="Chapter 16"><img alt="Page16.jpg" src="../Images/Page16.jpg" /></h1>
<h1 id="heading_id_21" title="Back"><img alt="back.jpg" src="../Images/back.jpg" /></h1>
</div>
</body>
</html>
Did I do something wrong here? I followed the instructions to the letter.