.treegrid-indent {
    width: 13px;
    height: 15px;
    display: block;
    position: relative;
    float: left;
}

.treegrid-expander {
    width: 13px;
    height: 15px;
    display: block;
    position: relative;
    cursor: pointer;
    float: left;
}

.treegrid-expander-expanded {
    background-image: url(/portal/swdepot/images/collapse.png);
}

.treegrid-expander-collapsed {
    background-image: url(/portal/swdepot/images/expand.png);
}