accessibility

lib/gollum/frontend/public/javascript/gollum.js

@@ -203,10 +203,13 @@ $(function(){
     }
   })
 
-  $('ul.inline-tabs').tabs()
+  $('ul.inline-tabs').tabs();
 
   var selectedRevisions = [];
-  var baseCompareUrl    = null
+  var baseCompareUrl    = null;
+
+  // disable submit button js for accessiblity
+  $('form#history input[type=submit]').attr('disabled', true);
 
   $('form#history input[type=checkbox]').change(function() {
     var id = $(this).val()

lib/gollum/frontend/templates/history.mustache

@@ -8,7 +8,7 @@
       <table class="commits" cellpadding="0" cellspacing="0">
         <tr>
           <th colspan="5">
-            Select any two versions to <input type="submit" value="Compare" disabled />
+            Select any two versions to <input type="submit" value="Compare" />
           </th>
         {{#versions}}
           <tr class="commit">