$(document).ready(function(){
	$('#portfolio-nav').hide();
	
	
	$('#navigation ul').hover( function () {
			$(this).parents('li').addClass('current_page_item'); 
		}, function () {
			$(this).parents('li').removeClass('current_page_item');
		});
	
	
	
});

function showPortfolioNav() {
	$('#portfolio-nav').show();
};

function hidePortfolioNav() {
	$('#portfolio-nav').hide(200);
};