window.onload=function(){
	
	$("PlaylistId").onchange = function(){
		$("PlaylistPlayerForm").submit();	
	}

};


function playAudio(audioTrack)
{		
	flashProxy.call('playIndex', audioTrack);
}



function highlight(parentDiv, elementId)
{
	// NOTE:
	// $(elementId) is equal to document.getElementById(elementId)
	// $() is a Prototype specific method
	var songs = $(parentDiv).immediateDescendants();
	
	songs.each(function(song){
		
		if(elementId == song.id){
			//new Effect.Highlight(song);
		  
			song.className = 'song_item active';
		}else{
			song.className = 'song_item notactive';
		}
		
	});
	
}


function updateHTML(id){
	id = id + 1;
	highlight('playlist', 'song_' + id);
	
	
}