jQuery(function(){

	var headerImg = new Array(
		"head-autre",
		"head-bleach",
		"head-fairy-tail",
		"head-naruto",
		"head-one-piece"
	);
	var path = "http://manga-info.fr/forum/2012/";
	var randomize = Math.round(Math.random() * 4);
	
	jQuery('.main-head').css({
		'background-image' : 'url('+path+headerImg[randomize]+'.jpg)'
	});

});