<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=691
-->
<head>
  <title>Test for Bug 691</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>        
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript">

function show(what) {
  var stage = document.getElementById("stage");
  if (what == "modularity") {
    var spaghetti = document.createElement("IMG",null);
    spaghetti.setAttribute("SRC","nnc_lockup.gif");
    spaghetti.setAttribute("id","foo");
    stage.insertBefore(spaghetti,stage.firstChild);
  }
}

function remove() {
  var stage = document.getElementById("stage");
  var body = document.getElementsByTagName("BODY")[0];
  while (stage.firstChild) {
    stage.firstChild.remove();
  }
}

</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=691">Mozilla Bug 691</a>
<p id="display"></p>
<div id="content" >
<ul>
<li >foo</li>   
</ul>
<div id="stage">
</div>
  
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 691 **/

show("modularity");
remove();
show("modularity");
remove();
show("modularity");
remove();
show("modularity");

ok($("foo"), "basic DOM manipulation doesn't crash");

</script>
</pre>
</body>
</html>

