.ui-scroll-group {
    height: 100%;
}
.ui-scroll-group .viewport {
    overflow: hidden;
    position: relative;
    height: 100%;
}

.ui-scroll-group .overview {
    list-style: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    padding: 0;
    margin: 0;
}

.ui-scroll-group .overview *{
    position: relative;
}

.ui-scroll-group .scrollbar{
    background: transparent url(images/bg-scrollbar-track-y.png) no-repeat 0 0;
    position: relative;
    background-position: 0 0;
    float: right;
    width: 15px;
}

.ui-scroll-group .scrollbar .track {
    background: transparent url(images/bg-scrollbar-trackend-y.png) no-repeat 0 100%;
    width:15px;
    position: relative;
}

.ui-scroll-group .scrollbar .thumb {
    background: transparent url(images/bg-scrollbar-thumb-y.png) no-repeat 50% 100%;
    height: 20px; width: 25px;
    cursor: pointer;
    overflow: hidden;
    position: absolute;
    top: 0;
    left: -5px;
}

.ui-scroll-group .scrollbar .thumb .end {
    background: transparent url(images/bg-scrollbar-thumb-y.png) no-repeat 50% 0;
    overflow: hidden;
    height: 5px;
    width: 25px; 
}

.ui-scroll-group .scrollbar .arrow {
    width: 15px;
    height: 15px;
}

.ui-scroll-group .scrollbar .arrow.adv {
    background: transparent url(images/bg-scrollbar-down-y.png) no-repeat 50% 50%;
}

.ui-scroll-group .scrollbar .arrow.ret {
    background: transparent url(images/bg-scrollbar-up-y.png) no-repeat 50% 50%;
}

.ui-scroll-group .scrollbar .disable {
    display: none;
}