Index: app/views/gantts/show.html.erb
===================================================================
--- app/views/gantts/show.html.erb	(revision 4171)
+++ app/views/gantts/show.html.erb	(working copy)
@@ -23,13 +23,14 @@
 <%= hidden_field_tag 'zoom', @gantt.zoom %>
 
 <%= link_to_remote l(:button_apply), 
-                   { :url => { :set_filter => (@query.new_record? ? 1 : nil) },
+                   { :url => { :set_filter => (@query.new_record? ? 1 : nil), :project_id => @project },
                      :update => "content",
                      :with => "Form.serialize('query_form')"
                    }, :class => 'icon icon-checked' %>
                    
 <%= link_to_remote l(:button_clear),
-                   { :url => { :set_filter => (@query.new_record? ? 1 : nil) }, 
+                   { :url => { :set_filter => (@query.new_record? ? 1 : nil), :project_id => @project }, 
+                     :method => :get,
                      :update => "content",
                    }, :class => 'icon icon-reload' if @query.new_record? %>
 </p>