diff --git a/app/controllers/wiki_controller.rb b/app/controllers/wiki_controller.rb
index 19674e4f..31f377ea 100644
--- a/app/controllers/wiki_controller.rb
+++ b/app/controllers/wiki_controller.rb
@@ -358,7 +358,7 @@ class WikiController < ApplicationController
   end
 
   def tex
-    if @web.markup == :markdownMML or @web.markup == :markdownPNG or @web.markup == :markdown
+    if [:markdownMML, :markdownPNG, :markdown].include?(@web.markup)
       @tex_content = Maruku.new(@page.content).to_latex
     else
       @tex_content = 'TeX export only supported with the Markdown text filters.'
@@ -366,7 +366,7 @@ class WikiController < ApplicationController
   end
 
   def s5
-    if @web.markup == :markdownMML || @web.markup == :markdownPNG || @web.markup == :markdown
+    if [:markdownMML, :markdownPNG, :markdown].include?(@web.markup)
       my_rendered = PageRenderer.new(@page.revisions.last)
       @s5_content = my_rendered.display_s5
       @s5_theme = my_rendered.s5_theme
diff --git a/public/s5/ui/core/slides.js b/public/s5/ui/core/slides.js
index 2c703ff8..c5ff3a29 100644
--- a/public/s5/ui/core/slides.js
+++ b/public/s5/ui/core/slides.js
@@ -535,7 +535,6 @@ function notOperaFix() {
 	slides.setAttribute('media','screen');
 	outline.disabled = true;
 	if (isGe) {
-		slides.setAttribute('href','null');   // Gecko fix
 		slides.setAttribute('href',slideCSS); // Gecko fix
 	}
 	if (isIE && document.styleSheets && document.styleSheets[0]) {