diff --git a/theme/afterburner/style/afterburner_styles.css b/theme/afterburner/style/afterburner_styles.css
index 7c905242c9f..3b51251a699 100644
--- a/theme/afterburner/style/afterburner_styles.css
+++ b/theme/afterburner/style/afterburner_styles.css
@@ -451,3 +451,6 @@ tab styles for ie6 & ie7
 .yui-skin-sam .yui-panel-container {
     z-index: 999999!important;
 }
+body#page-course-view-topics.path-course div.moodle-dialogue-base div.yui3-widget{
+    z-index: 600!important;
+}
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