function tabs(){
	document.getElementById('giftcertlink').onclick = function(){
		document.getElementById('tabs').className = 'certificate';
		return false;
	}
	
	document.getElementById('apprecationlink').onclick = function(){
		document.getElementById('tabs').className = 'appreciation';
		return false;
	}
	
	document.getElementById('giftwrappinglink').onclick = function(){
		document.getElementById('tabs').className = 'wrapping';
		return false;
	}
}