div.ad-spot-holder div.ad-spot
{
	display:none;
}

div.ad-spot-container
{
	position:relative;
	overflow:hidden;
}

div.ad-spot-container div.ad-spot
{
	position:absolute;
	bottom:0px;
	left:0px;
	opacity:1;
}

div.ad-spot-container div.ad-spot.transition
{
	-webkit-transition-property: opacity, bottom;
	-webkit-transition-duration: 1s, 1s;

	-moz-transition-property: opacity, bottom;
	-moz-transition-duration: 1s, 1s;
}

div.ad-spot-container div.ad-spot.hidden
{
	bottom:100%;
	opacity:.25;
}