[#9489] added invisible labels for queries

Contributed by Romano Licker.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@7678 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/queries/_form.html.erb

@@ -29,10 +29,18 @@
 
 <fieldset><legend><%= l(:label_sort) %></legend>
 <% 3.times do |i| %>
-<%= i+1 %>: <%= select_tag("query[sort_criteria][#{i}][]",
-                  options_for_select([[]] + query.available_columns.select(&:sortable?).collect {|column| [column.caption, column.name.to_s]}, @query.sort_criteria_key(i))) %>
-            <%= select_tag("query[sort_criteria][#{i}][]",
-                            options_for_select([[], [l(:label_ascending), 'asc'], [l(:label_descending), 'desc']], @query.sort_criteria_order(i))) %><br />
+<%= i+1 %>: 
+<%= label_tag "query_sort_criteria_attribute_" + i.to_s,
+              l(:description_query_sort_criteria_attribute), :class => "hidden-for-sighted" %>
+<%= select_tag("query[sort_criteria][#{i}][]",
+               options_for_select([[]] + query.available_columns.select(&:sortable?).collect {|column| [column.caption, column.name.to_s]}, @query.sort_criteria_key(i)),
+               :id => "query_sort_criteria_attribute_" + i.to_s)%>
+<%= label_tag "query_sort_criteria_direction_" + i.to_s,
+              l(:description_query_sort_criteria_direction), :class => "hidden-for-sighted" %>
+<%= select_tag("query[sort_criteria][#{i}][]",
+                options_for_select([[], [l(:label_ascending), 'asc'], [l(:label_descending), 'desc']], @query.sort_criteria_order(i)),
+                :id => "query_sort_criteria_direction_" + i.to_s) %>
+<br />
 <% end %>
 </fieldset>