function initHeader () {
	initializeMenu("servicesMenu", "servicesActuator");
	initializeMenu("energyMenu", "energyActuator");
	initializeMenu("environmentMenu", "environmentActuator");
	initializeMenu("lifesciencesMenu", "lifesciencesActuator");
	initializeMenu("companyInfoMenu", "companyInfoActuator");
	initializeMenu("contactMenu", "contactActuator");
}