public InputStream getThumbnailInputStream()  {
		if(playlist!=null)
			return super.getThumbnailInputStream();
		String url="";			
		if(album!=null)
			url=album.getCoverURL();
		if(artist!=null)
			url=artist.getCoverURL();
		if(url.length()==0)
			return super.getThumbnailInputStream();
		try {
			return downloadAndSend(url,true);
		}
		catch (Exception e) {
			return super.getThumbnailInputStream();
		}
	}