var now_header = 1;
var change_speed = 3000;
var fade_speed = 300;

var links = new Array;
links[1] = '/catalog/dez/';
links[2] = '/catalog/lab/';
links[3] = '/catalog/glass/';
links[4] = '/catalog/med/';
links[5] = '/catalog/chemic/';

function rotateHeader()
{
	if (now_header > 5) {
		now_header = 1;
	}
	
	$('#header a').fadeOut(fade_speed, function () {
		$('#header').html('<a href="' + links[now_header] + '"><img src="/images/h/' + now_header + '.jpg" alt="" /></a>');
		now_header++;
	});
	
	setTimeout(function() {
		rotateHeader();
	},
	change_speed);}

$(document).ready(function () {
	rotateHeader();
});