var time_visible = 3000;
var timeout = 7000;
var items = 
'<div id="clouds">' +
	'<p class="cloud">Svi putevi do uspjeha vode kroz Presto centar!</p>' +
	'<p class="cloud orange">Pridru&#382;i nam se i nau&#269;i strani jezik bez muke!</p>' +
	'<p class="cloud green2">Pripreme za dr&#382;avnu maturu - pravi put za upis na &#382;eljeni fakultet!</p>' +
	'<p class="cloud green">Ubaci &#269;itanje i u&#269;enje u petu brzinu uz te&#269;aj Presto centra!</p>' +
	'<p class="cloud blue">U&#269;enje uz zabavu i dru&#382;enje je najbolje u&#269;enje!</p>' +
'</div>';


var current_cloud = 0;
$(function() {
	$("#header-container").prepend(items);
	
	show_cloud();
	setInterval("show_cloud()", timeout);
	
	$("a.lightbox, #fotoalbum a").fancybox();
});
 
function rnd_num() {
	var rnd_num = Math.ceil(Math.random() * $("#clouds").find("p").size());	
	
	if (rnd_num == current_cloud) {
		var rnd_num = Math.ceil(Math.random() * $("#clouds").find("p").size());		
	}
	
	return rnd_num;
}

function show_cloud() {
	var rnd_cloud = rnd_num();
	$("#clouds").find("p:nth-child("+rnd_cloud+")").fadeIn("slow").delay(time_visible).fadeOut("slow").delay(timeout);
	current_cloud = rnd_cloud;
}