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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>DOM Traversal: NodeIterator: Mutations (3/x)</title>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
+</head>
+<p id="display"></p>
+<div id="content" style="display: none">
+  <span id=root><span id=B></span><span id=C></span><span id=D></span><span id=E><span id=E1><span id=E11></span></span></span></span>
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+  function removeNode(n) {
+    n.parentNode.removeChild(n);
+  }
+  var initInner = $('content').innerHTML;
+  var content = $('content');
+  
+
+  function resetContent() {
+    content.innerHTML = initInner;
+    var checkIt = document.createNodeIterator(content, NodeFilter.SHOW_ELEMENT,
+					      testNodeFilter);
+    var node;
+    while ((node = checkIt.nextNode()) != null) {
+      if (node.id) {
+        window[node.id] = node;
+      }
+    }
+  }
+
+  function makeSpan(id) {
+    var e = document.createElement('span');
+    e.id = id;
+    return e;
+  }
+
+  function testNodeFilter(n) {
+    if (n.tagName == 'SPAN')
+      return NodeFilter.FILTER_ACCEPT;
+    return NodeFilter.FILTER_SKIP;
+  }
+
+  function checkseq(it, root, expect) {
+    var checkIt = document.createNodeIterator(root, NodeFilter.SHOW_ELEMENT,
+					      testNodeFilter);
+    var printedPointer = (it.referenceNode == undefined);
+    var string = '';
+    var node;
+    while ((node = checkIt.nextNode()) != null) {
+      if (!printedPointer && it.referenceNode == node) {
+        printedPointer = true;
+	var s = '[' + node.id + '] ';
+          if (it.pointerBeforeReferenceNode)
+            string += "* " + s;
+          else
+            string += s + "* ";
+      } else {
+        string += node.id + " ";
+      }
+    }
+    is(string.slice(0, -1), expect, "sequence check");
+  }
+
+  resetContent();
+  var it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
+                                       testNodeFilter);
+  checkseq(it, root, "root B C D * [E] E1 E11");
+
+  removeNode(C);
+  checkseq(it, root, "root B D * [E] E1 E11");
+
+  it.nextNode();
+  removeNode(D);
+  checkseq(it, root, "root B [E] * E1 E11");
+
+  it.nextNode();
+  removeNode(B);
+  checkseq(it, root, "root E [E1] * E11");
+
+  it.nextNode();
+  checkseq(it, root, "root E E1 [E11] *");
+
+  it.nextNode();
+  checkseq(it, root, "root E E1 [E11] *");
+
+  it.previousNode();
+  it.previousNode();
+  it.previousNode();
+  it.previousNode();
+  it.previousNode();
+  checkseq(it, root, "root * [E] E1 E11");
+
+  resetContent();
+  it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
+                                   testNodeFilter);
+  checkseq(it, root, "root B C D * [E] E1 E11");
+
+  it.nextNode();
+  it.nextNode();
+  checkseq(it, root, "root B C D E [E1] * E11");
+
+  it.previousNode();
+  it.previousNode();
+  checkseq(it, root, "root B C D * [E] E1 E11");
+
+  removeNode(D);
+  removeNode(B);
+  checkseq(it, root, "root C * [E] E1 E11");
+
+  n = makeSpan('n');
+  root.insertBefore(n, E);
+  checkseq(it, root, "root C n * [E] E1 E11");
+
+  n2 = makeSpan('n2');
+  root.insertBefore(n2, C);
+  checkseq(it, root, "root n2 C n * [E] E1 E11");
+
+  resetContent();
+  it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
+                                   testNodeFilter);
+  checkseq(it, root, "root B C D * [E] E1 E11");
+
+  removeNode(root);
+  checkseq(it, root, "root B C D * [E] E1 E11");
+
+  removeNode(B);
+  checkseq(it, root, "root C D * [E] E1 E11");
+
+  removeNode(D);
+  checkseq(it, root, "root C * [E] E1 E11");
+
+  it.nextNode();
+  it.nextNode();
+  it.nextNode();
+  checkseq(it, root, "root C E E1 [E11] *");
+
+  removeNode(E1);
+  checkseq(it, root, "root C [E] *");
+  
+  n = makeSpan('n');
+  root.insertBefore(n, E);
+  checkseq(it, root, "root C n [E] *");
+  
+  n2 = makeSpan('n2');
+  E.appendChild(n2);
+  checkseq(it, root, "root C n [E] * n2");
+  
+  it.nextNode();
+  checkseq(it, root, "root C n E [n2] *");
+
+  removeNode(E);
+  checkseq(it, root, "root C n");
+
+  
+</script>
+</pre>
+</body>
+</html>