tracks/app/views/contexts/destroy.js.erb

remove_deleted_context();

ContextListPage.update_all_states_count(<%=@active_contexts_count%>, <%=@hidden_contexts_count%>)
ContextListPage.show_or_hide_all_state_containers(<%= @show_active_contexts %>, <%= @show_hidden_contexts %>);

TracksPages.set_page_badge(<%=@down_count%>);
TracksPages.page_notify('notice', "<%=  t('contexts.context_deleted', :name=>@context.name)%>", 5);

/* TODO: refactor and move function to application.js */
function remove_deleted_context() {
  $('div#<%=dom_id(@context, "container")%>').slideUp(1000, function() {
      $('div#<%=dom_id(@context, "container")%>').remove();
  });
}