.v11 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px}
.a12 {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold}
.a11 {  font-family: Arial, Helvetica, sans-serif; font-size: 11px}
.bg {  background-color: #F4F2E6; background-image: url(image/product_fertilizerbg.gif); background-repeat: no-repeat; background-position: center center; background-attachment: fixed}
.tunaoilbg {  background-attachment: fixed; background-image: url(image/product_tunaoilbg.jpg); background-repeat: no-repeat; background-position: left top}