* @see org.apache.wicket.behavior.AbstractAjaxBehavior#renderHead(org.apache.wicket.markup.html.IHeaderResponse)
*/
@Override
public void renderHead(IHeaderResponse response)
{
final IDebugSettings debugSettings = Application.get().getDebugSettings();
response.renderJavascriptReference(WicketEventReference.INSTANCE);
response.renderJavascriptReference(WicketAjaxReference.INSTANCE);
if (debugSettings.isAjaxDebugModeEnabled())
{
response.renderJavascriptReference(JAVASCRIPT_DEBUG);
response.renderJavascript("wicketAjaxDebugEnable=true;", "wicket-ajax-debug-enable");
}