$(function(){
	var images = new Array("bg_red.jpg", "bg_green.jpg", "bg_blue.jpg", "bg_orange.jpg", "bg_skyblue.jpg", "bg_purple.jpg", "bg_yellow.jpg");
	var i = Math.floor(images.length * Math.random());
	$('body').css('background-image', 'url(/images/' + images[i] + ')');
	
	$('a.lightbox').lightBox();
});