}
Component removeLink(String id, IModel itemModel) {
final RequestFilterChain chain = (RequestFilterChain) itemModel.getObject();
if (chain.canBeRemoved()==false) {
ImageAjaxLink blankLink = new ImageAjaxLink( id, new ResourceReference( getClass(), "../img/icons/blank.png") ) {
@Override
protected void onClick(AjaxRequestTarget target) {
}
};