#lbPrevLink:hover {

/*    background: transparent url(../images/prev.gif) no-repeat 0% 15%;*/
    background: transparent url(left_arr.gif) no-repeat 0% 15%  !Important;

}

#lbNextLink:hover {

/*    background: transparent url(../images/next.gif) no-repeat 100% 15%;*/
    background: transparent url(right_ar.gif) no-repeat 100% 15%  !Important;

}

#lbCloseLink {
    width: 70px !Important;
    height: 22px !Important;
    background: transparent url(closelab.gif) no-repeat center !Important;

}