main_content_selected = 2;
main_content_playing = true;


ad_content_selected = 2;
ad_content_playing = true;



function updateMainContent()
{
	if (main_content_playing)
	{
		main_content_next = main_content_selected+1;
		if (main_content_next >= main_content_count) main_content_next = 0;
		main_content_faders[main_content_selected].start(1,0);
		main_content_faders[main_content_next].start(0,1);
		main_content_selected = main_content_next;
	}
}


function updateAdContent()
{
	if (ad_content_playing)
	{
		ad_content_next = ad_content_selected+1;
		if (ad_content_next >= ad_content_count) ad_content_next = 0;
		ad_content_faders[ad_content_selected].start(1,0);
		ad_content_faders[ad_content_next].start(0,1);
		ad_content_selected = ad_content_next;
	}
}

window.addEvent("domready",function () {

	if ($('main') && $('main_content_0'))
	{
		main_content_faders = new Object;
		main_content_count = 0;
		
		$$('.main_content').each(function(item) {
			main_content_count++;
			var main_content_id = item.getProperty('id').replace("main_content_", "").toInt();
			if (main_content_id != main_content_selected) item.setOpacity(0);
			main_content_faders[main_content_id] = new Fx.Style(item, 'opacity', {duration: 2000});
		});

		setInterval("updateMainContent()", 7000);
	}

	if ($('ad_content_0'))
	{
		ad_content_faders = new Object;
		ad_content_count = 0;
		
		$$('.ad_content').each(function(item) {
			ad_content_count++;
			var ad_content_id = item.getProperty('id').replace("ad_content_", "").toInt();
			if (ad_content_id != ad_content_selected) item.setOpacity(0);
			ad_content_faders[ad_content_id] = new Fx.Style(item, 'opacity', {duration: 2000});
		});

		setInterval("updateAdContent()", 5000);
	}


});