Wikia.js

Note: After publishing, you may have to bypass your browser's cache to see the changes.

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function randomBg () {
    var imgs = [
        'http://static4.wikia.nocookie.net/armedassault/images/d/da/Wiki-Background-1.jpg',
        'http://static4.wikia.nocookie.net/armedassault/images/1/12/Wiki-Background-2.jpg',
        'http://static3.wikia.nocookie.net/armedassault/images/7/71/Wiki-Background-3.jpg',
        'http://static1.wikia.nocookie.net/armedassault/images/6/68/Wiki-Background-4.jpg',
        'http://static2.wikia.nocookie.net/armedassault/images/0/09/Wiki-Background-5.jpg'
    ];
 
    $('body').css('background-image','url(' + imgs[Math.floor((imgs.length) * Math.random())] + ')');
}
 
$(randomBg);