// NOTE: This example will not work locally in all browsers.

// In Chrome, if you try this locally, you may get an error along the lines of:

// Origin 'null' is therefore not allowed access.

// You can try it out on the website for the book http://javascriptbook.com/code/c08/

// or run it on your own server.

$('nav a').on('click', function(e) { // User clicks nav link

e.preventDefault(); // Stop loading new link

var url = this.href; // Get value of href

$('nav a.current').removeClass('current'); // Clear current indicator

$(this).addClass('current'); // New current indicator

$('#container').remove(); // Remove old content

$('#content').load(url + ' #container').hide().fadeIn('slow'); // New content

});