var tracker_interval;
var tracker_infos; 
var tracker_current = 0;
var tracker_total;

Event.observe(window, 'load', function() {
	tracker_infos = $('tracker_infos');
	tracker_total = tracker_products.length - 1;
	tracker_infos.innerHTML = tracker_products[tracker_current];

	Event.observe(tracker_infos, 'mouseover', function() {
		tracker_stopLoop();
	});
	Event.observe(tracker_infos, 'mouseout', function() {
		tracker_initLoop();
	});
	
	tracker_initLoop();
});


function tracker_initLoop()
{
	tracker_interval = window.setInterval(function() {
		tracker_showNext();
	}, 1000);
}

function tracker_stopLoop()
{
	window.clearInterval(tracker_interval);
}

function tracker_showNext()
{
	tracker_current = ((tracker_current + 1) > tracker_total) ? 0 : (tracker_current + 1);
	tracker_infos.innerHTML = tracker_products[tracker_current];
}