// variable for the screen in the layout template
context.put(TurbineConstants.SCREEN_PLACEHOLDER, returnValue);
// variable to reference the navigation screen in the layout template
context.put(TurbineConstants.NAVIGATION_PLACEHOLDER,
new TemplateNavigation(data));
// Grab the layout template set in the VelocityPage.
// If null, then use the default layout template
// (done by the TemplateInfo object)
String templateName = data.getTemplateInfo().getLayoutTemplate();