{
super.renderHead(response);
CoreLibrariesContributor.contributeAjax(getApplication(), response);
response.render(JavaScriptHeaderItem.forReference(JS));
ResourceReference css = getCss();
if (css != null)
{
response.render(CssHeaderItem.forReference(css));
}
ResourceReference ref = new SharedResourceReference(RESOURCE_NAME);
final String uploadFieldId = (uploadField == null) ? "" : uploadField.getMarkupId();
final String status = new StringResourceModel(RESOURCE_STARTING, this, (IModel<?>)null).getString();