function toggle_subnav(id) {

	$('#destination_subnav_about').hide();
	$('#destination_subnav_itineraries').hide();
	$('#destination_subnav_departures').hide();
	
	if (id) $('#destination_subnav_' + id).show();
	$('.green-sub-nav a').removeClass('active');
	
	if (id=='about') {
		$('#general_info_link').addClass('active');
	} else if (id=='itineraries') {
		$('#itinerary_1_link').addClass('active');
	} else if (id=='departures') {
		$('#departure_1_link').addClass('active');
	}

}

function show_destination_content(id) { }

function load_itinerary(id) {
	if (id>0) {
	
		toggle_subnav('itineraries');
		$('.green-nav a').removeClass('active');
		$('#itinerary_tab').addClass('active');
		
		$('.green-sub-nav a').removeClass('active');
    	$('#itinerary_' + id + '_link').addClass('active');
    	
    	$('#destination_content div').hide();
		$('#itinerary_' + id).show();

	}	
}