.lb-data .lb-close {
    background: url('/images/lightbox/close.png') top right no-repeat;
}
.lb-loader .lb-cancel {
    background: url('/images/lightbox/loading.gif') no-repeat;
}
.lb-nav a.lb-prev {
    background: url('/images/lightbox/prev.png') left 48% no-repeat;
}
.lb-nav a.lb-next {
    background: url('/images/lightbox/next.png') right 48% no-repeat;
}