function hideAll() {
	divs = document.getElementsByClassName('sfpic');
	for (a = 0; a < divs.length; a++) {
		$(divs[a]).hide();
	}
}

function showDetail(id) {
	hideAll();
	new Effect.Appear(id, {duration: 1});
	//$(id).show();
}

function openContent(id) {
	$(id).toggleClassName('closed', 'opened');
}