protected void build(IModel info, Form form) {
// popups support
form.add(modal = new ModalWindow("modal"));
// authority URLs and Identifiers for the root layer
LayerAuthoritiesAndIdentifiersPanel authAndIds;
authAndIds = new LayerAuthoritiesAndIdentifiersPanel("authoritiesAndIds", true, info);
form.add(authAndIds);
// limited srs list
TextArea srsList = new SRSListTextArea("srs", LiveCollectionModel.list(new PropertyModel(info, "sRS")));
form.add(srsList);