Event.observe(window, 'load', function(e)
{
	if ($('contactForm'))
	{
		Event.observe($('subjectSelect'), 'change', function(e)
		{
			var subject = $('subjectSelect').value;
			
			$('productSelect')[subject == 'product' ? 'show' : 'hide']();
			$('serviceSelect')[subject == 'service' ? 'show' : 'hide']();
			$('teamSelect')[subject == 'team' ? 'show' : 'hide']();
		});
	}
});