function init_fx() {
	$$('div.ah-gallery-single .image a img').each(
		function(s) {
			Event.observe(s, 'mouseover', mouse_over)
			Event.observe(s, 'mouseout', mouse_out)			
		}
	);
}

function mouse_over() {
	new Effect.Opacity(this, {duration:0.5, from:1.0, to:0.7});
}

function mouse_out() {
	new Effect.Opacity(this, {duration:0.5, from:0.7, to:1.0});
}

//Event.observe(window, 'load', init_fx);