Fixed issue lsegal#744 by making the 'frames' link have a relative UR…

…L instead of an absolute one.

templates/default/layout/html/script_setup.erb

@@ -1,5 +1,5 @@
 <script type="text/javascript" charset="utf-8">
   hasFrames = window.top.frames.main ? true : false;
   relpath = '<%= u = url_for(''); u + (u != '' ? '/' : '') %>';
-  framesUrl = "<%= url_for_frameset %>#!" + escape(window.location.href);
+  framesUrl = "<%= url_for_frameset %>#!<%= url_for(@file || @object, nil, false) %>";
 </script>