.amazon-back-button {
	background-image: url("images/left-right-arrow-semi-rd._V236573507_.gif");
    background-position: 0 0;
    display: block;
    height: 50px;
    left: 0;
    overflow: hidden;
    width: 25px;
}

.amazon-next-button {
	background-image: url("images/left-right-arrow-semi-rd._V236573507_.gif");
    background-position: 25px 0;
   	display: block;
    height: 50px;
    left: 0;
    overflow: hidden;
    width: 25px;
}