diff --git a/4chan_x.user.js b/4chan_x.user.js
index a55be1d0d..620d3e36c 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -1005,7 +1005,8 @@
           https://bugzilla.mozilla.org/show_bug.cgi?id=579776
           position:fixed and position:absolute shouldn't turn display:-moz-box into display:block
       
-          to harmonize, position:fixed and display:-moz-box have to be set on different elements.
+          to harmonize, position:fixed and display:-moz-box have to be set on different elements -
+          #overlay and #options, respectively.
           */
       overlay = $.el('div', {
         id: 'overlay'
diff --git a/script.coffee b/script.coffee
index d806d738d..e8118c45d 100644
--- a/script.coffee
+++ b/script.coffee
@@ -787,7 +787,8 @@ options =
     https://bugzilla.mozilla.org/show_bug.cgi?id=579776
     position:fixed and position:absolute shouldn't turn display:-moz-box into display:block
 
-    to harmonize, position:fixed and display:-moz-box have to be set on different elements.
+    to harmonize, position:fixed and display:-moz-box have to be set on different elements -
+    #overlay and #options, respectively.
     ###
     overlay = $.el 'div', id: 'overlay'
     $.append overlay, dialog