function previousStory()
	{
		storyIndex = (storyIndex + stories.length - 1) % stories.length;

		document.getElementById('rotator1').innerHTML = stories[storyIndex];
		document.getElementById('rotator2').innerHTML = stories[(storyIndex + 1) % stories.length];
		document.getElementById('rotator3').innerHTML = stories[(storyIndex + 2) % stories.length];
	}

	function nextStory()
	{
		storyIndex = (storyIndex + 1) % stories.length;

		document.getElementById('rotator1').innerHTML = stories[storyIndex];
		document.getElementById('rotator2').innerHTML = stories[(storyIndex + 1) % stories.length];
		document.getElementById('rotator3').innerHTML = stories[(storyIndex + 2) % stories.length];
	}

	function rotateSeminar(delta, stopRotator)
	{
		if(links.length == 0)
		{
			stopRotator = true;
			return;
		}
	
	
		if(stopRotator == null)
			stopRotator = false;

		seminarIndex = (seminarIndex + delta + seminars.length) % seminars.length;

		document.getElementById('lblLink').innerHTML = links[seminarIndex];
		document.getElementById('lblSpeaker').innerHTML = speakers[seminarIndex];
		document.getElementById('lblAffil').innerHTML = affiliations[seminarIndex];
		document.getElementById('lblSoonText').innerHTML = soons[seminarIndex];
		document.getElementById('seminarRotator').innerHTML = seminars[seminarIndex];



		if(links.length <= 1)
		{ return; }



		if(stopRotator)
		{
			if(isPlaying)
			{
				toggleRotator();
			}
		}
		else
		{
			timerID = setTimeout('rotateSeminar(1);',4000);
			isPlaying = true;
		}
	}

	function toggleRotator()
	{
		if(links.length == 0)
		{
			stopRotator = true;
			return;
		}
	
		if(isPlaying)
		{
			clearTimeout(timerID);
			isPlaying = false;
			document['PlayPause'].src = '/includes/index/layout/images/play.gif';
		}
		else
		{
			timerID = setTimeout('rotateSeminar(1);',1000);
			isPlaying = true;
			document['PlayPause'].src = '/includes/index/layout/images/pause.gif';
		}
	}

	if(links.length > 0)
	{
		timerID = setTimeout('rotateSeminar(1);',4000);
	}