function servicesDisplay(){
		var services = document.getElementById('services');
		var facebook = document.getElementById('facebook');
		if(services.style.display == 'block') {
			services.style.display = 'none';
			facebook.style.display = 'block';
		}else{
			services.style.display = 'block';
			facebook.style.display = 'none';
		}
}