.ad_horizontal_top_right {
	float: right;
}
.ad_horizontal_double {
	width: 961px;
	margin: 5px auto 2px auto;
}
.ad_square {
	width: 300px; /* possibly not needed */
	margin: 5px auto 2px auto;
}
.ad_square_double {
	width: 623px;
	margin: 5px auto 2px auto;
}
.ad_square_left {
	float:	left;
	padding-right:	20px;
}
.ad_square_right {
	float: 	right;
}

/* For centering adbrite pics */
.abBritePic {
	margin: 0px auto;
}

/* for lines on top and bottom */
.ad_border_line_top {
	border-bottom: 1px solid #666666;
	padding-top: 10px;
}
.ad_border_line_bottom {
	border-top: 1px solid #666666;
	padding-bottom: 10px;
}