.main_bcg {
	background: url(../images/pot.gif) no-repeat bottom right;
	height: 245px;
	vertical-align: top;
}
.o_box {
	background: url(../images/bcg_box.gif) repeat-x top;
	border: 1px solid #000;
	border-bottom: none;
}
.box_bot {
	background: url(../images/bcg_box_bot.gif) no-repeat top;
	height: 40px;
}