.bj {
	background-attachment: fixed;
	background-image: url(images/bg_right.gif);
	background-repeat: repeat-y;
	background-position: left;
}
.bj2 {
	background-attachment: fixed;
	background-image: url(images/bg_left.gif);
	background-repeat: repeat-y;
	background-position: right;
}
.bj3 {
	background-attachment: fixed;
	background-image: url(images/bg_down.gif);
	background-repeat: repeat-x;
	background-position: center bottom;
}