<%= f.inputs do %> <%= f.input :title %> <%= f.input :description, :input_html => {:rows => "2", :class => "col-md-8"}%> <%= f.input :vdays, :collection => @conference.vdays.map {|x| [x.day, x.id]}, :label => "Position is required for the following days:"%> <%= remove_association_link :vposition, f %> <% end %>