.bk3 {
	background-attachment: fixed;
	background-image: url(brick.gif);
	background-repeat: repeat;
}
bk3 {
	background-attachment: fixed;
	background-image: url(brick.gif);
	background-repeat: repeat;
}
.bk3 {
	background-attachment: fixed;
	background-image: url(brick.gif);
	background-repeat: repeat;
}