Event.observe(window, 'load', function() {
	if($('numpic'))max = parseInt($('numpic').innerHTML)
	
	$('nextimage').observe('click', function(event) {
		switchImage('transimage-0', 'servicesimage', itemId, 'next')
	})
	
	$('previmage').observe('click', function(event) {
		switchImage('transimage-0', 'servicesimage', itemId, 'prev');
	})
})