$(document).ready(function() {

	$('ul.second').hide();
	$('ul#navigation li:has(ul)').addClass('dropdown');

// If clicked item has sub-items, show them and hide any others
	if ( $('ul#navigation li:has(ul.second)') ) {	
		$('ul#navigation li a').click(function() {
			$('ul.second:visible').slideUp('fast');
			$(this).parent().children('ul.second').slideDown('fast');
		});
	}	


// Keep navigation open when on current section
	var curPageId = $('body').attr('id');
	$('ul#navigation').find('li.'+curPageId+'').children().show();


});