diff --git a/mozilla/parser/htmlparser/tests/mochitest/Makefile.in b/mozilla/parser/htmlparser/tests/mochitest/Makefile.in
index 72796473923..be30af56696 100644
--- a/mozilla/parser/htmlparser/tests/mochitest/Makefile.in
+++ b/mozilla/parser/htmlparser/tests/mochitest/Makefile.in
@@ -53,6 +53,7 @@ _TEST_FILES =	parser_datreader.js \
 		test_html5_tree_construction.html \
 	 	test_bug339350.xhtml \
 		test_bug358797.html \
+		test_bug396568.html \
 		test_compatmode.html \
 		regressions.txt \
 		$(NULL)
diff --git a/mozilla/parser/htmlparser/tests/mochitest/test_bug396568.html b/mozilla/parser/htmlparser/tests/mochitest/test_bug396568.html
new file mode 100644
index 00000000000..efa669ba09d
--- /dev/null
+++ b/mozilla/parser/htmlparser/tests/mochitest/test_bug396568.html
@@ -0,0 +1,48 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=396568
+-->
+<head>
+  <title>Test for Bug 396568</title>
+  <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  <!--These script tags are part of the test, complete with indentation!-->
+  <script language="javascript"
+
+
+
+
+
+
+       
+          type="text/javascript"></script>
+  <script language="javascript"
+          type="text/javascript"></script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=396568">Mozilla Bug 396568</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+  
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+/** Test for Bug 396568 **/
+
+ var reached = false;
+ try {
+   noSuchIdentifier;
+   reached = true;
+ } catch (e) {
+   is(e.lineNumber, 37, "Unexpected line number");
+ }
+ is(reached, false, "Exception needed to be thrown");
+ 
+</script>
+</pre>
+</body>
+</html>
+
