.banner_back {
	background: url(grahpics/banner_back.jpg);
}
.right_back {
	background: url(grahpics/sideright_back.jpg);
}
.left_back {
	background: url(grahpics/sideleft_back.jpg);
}
.bottom_back {
	background: url(grahpics/bottom_back.jpg);
}