$(function() {
	var $items = $('#portfolio-items');
	var $itemsClone = $items.clone();
	
	$('a.portfolio-filter').click(function(e){
		e.preventDefault();
		$('a.portfolio-filter').removeClass('active');
		$(this).addClass('active');
		var $filteredItems = $itemsClone.find('a[class*='+$(this).text()+']');
		if ($filteredItems.size()<1)
			$filteredItems = $itemsClone.find('a');
		$items.quicksand($filteredItems,{
			duration: 600,
			attribute: 'id',
			adjustHeight: 'auto'
		});
	});
});