Highlight active issue query in the sidebar.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8660 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/issues_helper.rb

@@ -146,7 +146,9 @@ module IssuesHelper
 
     content_tag('h3', h(title)) +
       queries.collect {|query|
-          link_to(h(query.name), url_params.merge(:query_id => query))
+          css = 'query'
+          css << ' selected' if query == @query
+          link_to(h(query.name), url_params.merge(:query_id => query), :class => css)
         }.join('<br />').html_safe
   end