diff --git a/mozilla/layout/html/tests/table/bugs/bug3517.html b/mozilla/layout/html/tests/table/bugs/bug3517.html
new file mode 100644
index 00000000000..7ff7885d43c
--- /dev/null
+++ b/mozilla/layout/html/tests/table/bugs/bug3517.html
@@ -0,0 +1,37 @@
+<title>Test</title>
+<style type="text/css">
+table { 
+        border-collapse: collapse; 
+        border: 1px solid black;
+}
+tr {
+  border-top: 4 px solid red;
+}
+</style>
+
+<body>
+
+<table>
+<tbody id="mytable">
+</tbody>
+</table>
+
+<script type="text/javascript">
+
+
+
+mytable = document.getElementById("mytable");
+
+dump("before\n");
+var newrow = mytable.insertRow(0);
+dump("after row insert\n");
+var newcell = newrow.insertCell(0);
+dump("after cell insert\n");
+var text = document.createTextNode("here is content in the cell from the script appendRowGroupWithContent\n");
+newcell.appendChild(text);
+
+
+
+</script>
+
+</body>
diff --git a/mozilla/layout/html/tests/table/bugs/file_list.txt b/mozilla/layout/html/tests/table/bugs/file_list.txt
index d24f4fa5e0d..d7b271ee048 100644
--- a/mozilla/layout/html/tests/table/bugs/file_list.txt
+++ b/mozilla/layout/html/tests/table/bugs/file_list.txt
@@ -50,6 +50,7 @@ file:///s:/mozilla/layout/html/tests/table/bugs/bug3260.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug3263.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug3309-1.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug3309-2.html
+file:///s:/mozilla/layout/html/tests/table/bugs/bug3517.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug3718.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug4093.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug4284.html
