code: @Override
  	public void setTypeahead(boolean _typeahead) {
  		if (_typeahead) {
  			AddResourcesListener.addResourceToHeadButAfterJQuery(C.BSF_LIBRARY, "js/typeahead.js");
  			AddResourcesListener.addExtCSSResource("typeahead.css");
  		}
  		super.setTypeahead(_typeahead);
  	}
docs: Activates the type-ahead aka autocomplete function. The list of values has to be defined in typeahead-values. <P>
  Usually this method is called internally by the JSF engine.