function make_mouseover_label(imagediv, labeldiv, opacity, animationspeed)
{
	$(labeldiv).fadeTo(0, opacity);
	
	$(imagediv).mouseenter(function() {
		$(labeldiv).stop(true, true);
	 		$(labeldiv).slideDown(animationspeed);
	});
	$(imagediv).mouseleave(function() {
		$(labeldiv).stop(false, true);
	 		$(labeldiv).slideUp(animationspeed);
	});
}