var last_preview_object = null;

		function playPreview(object, bundle_id, sequence_nr)
		{
			niftyplayer('niftyPlayer1').load('http://download.aim4music.com/shopsupport/download_process/track	$prelisten.aspx?media_partner_id=58&bundle_id=' + bundle_id + '&sequence_nr=' + sequence_nr + '&format=mp3');
			niftyplayer('niftyPlayer1').play();
	
			if(last_preview_object != null) 
			{
				last_preview_object.innerHTML = '<img src="/templates/images/control_play.png" alt="Play" />';
			}

			
			object.onclick = function() {
				stopPreview(this);
				
				this.onclick = function () {
					playPreview(this, bundle_id, sequence_nr);
				}
			}
			
			object.innerHTML = '<img src="/templates/images/control_stop.png" alt="Stop" />';
			last_preview_object = object;
		}
		
		function playPreviewMP3(object, mp3url)
		{
			niftyplayer('niftyPlayer1').load(mp3url);
			niftyplayer('niftyPlayer1').play();
	
			if(last_preview_object != null) 
			{
				last_preview_object.innerHTML = '<img src="/templates/images/control_play.png" alt="Play" />';
			}

			
			object.onclick = function() {
				stopPreview(this);
				
				this.onclick = function () {
					playPreviewMP3(this, bundle_id, sequence_nr);
				}
			}
			
			object.innerHTML = '<img src="/templates/images/control_stop.png" alt="Stop" />';
			last_preview_object = object;
		}		

		function stopMusic()
		{
			niftyplayer('niftyPlayer1').stop();
		}
		

		function stopPreview(object)
		{
			stopMusic();				

			object.innerHTML = '<img src="/templates/images/control_play.png" alt="Play" />';
		}
		

		function stopLastPreview()
		{
			stopMusic();	
			
			last_preview_object.innerHTML = '<img src="/templates/images/control_play.png" alt="Play" />';
		}