var lyricSecs = $$('div.lyrics');

function addLyricExpander(ls) {
    var ln = document.createElement('a');
    ln.update('(lyrics)');
    ln.href='#';

    ln.observe('click', function(e) {
	    if (ls.visible())
		{
		    ln.update('(lyrics)');
		}
	    else
		{
		    ln.update('(hide lyrics)');
		}

	    ls.toggle();
	    Event.stop(e);

	    return(false);
	});
    var p = document.createElement('p');
    p.appendChild(ln);
    p.addClassName('lyricactivate');
    ls.parentNode.insertBefore(p, ls);
}

lyricSecs.each( addLyricExpander );