diff --git a/layout/base/crashtests/668579.html b/layout/base/crashtests/668579.html
new file mode 100644
index 000000000000..da53822c2c37
--- /dev/null
+++ b/layout/base/crashtests/668579.html
@@ -0,0 +1,10 @@
+<html><head></head><body>
+<script>
+document.body.setAttribute('style', 'position: fixed; -moz-transition-duration: 1s;-moz-transform: scale(1.5);');
+</script>
+</body>
+</html>
+
+
+
+
diff --git a/layout/base/crashtests/crashtests.list b/layout/base/crashtests/crashtests.list
index e2d0b5211766..1c212b026647 100644
--- a/layout/base/crashtests/crashtests.list
+++ b/layout/base/crashtests/crashtests.list
@@ -377,6 +377,7 @@ load 663295.html
 load 663662-1.html
 load 663662-2.html
 load 665837.html
+load 668579.html
 load 668941.xhtml
 load 670226.html
 asserts(2) load 675246-1.xhtml # Bug 675713
