src/main/java/org/efaps/ui/wicket/behaviors/dojo/ContentPaneBehavior.java
@Override
    public void renderHead(final Component _component,
                           final IHeaderResponse _response)
    {
        super.renderHead(_component, _response);
        _response.render(RequireHeaderItem.forClasses(
                        isJsExecuteable() ? DojoClasses.ContentPaneX : DojoClasses.ContentPane,
                                        DojoClasses.LayoutContainer, DojoClasses.parser));
    }
@Override
    public void renderHead(final Component _component,
                           final IHeaderResponse _response)
    {
        super.renderHead(_component, _response);
        _response.render(RequireHeaderItem.forClasses(
                        isJsExecuteable() ? DojoClasses.ContentPaneX : DojoClasses.ContentPane,
                                        DojoClasses.LayoutContainer, DojoClasses.parser));
    }
Render the links for the head.

@param _component component the header will be rendered for
@param _response resonse to add