td.details-control {
    background: url('../images/expand2.png') no-repeat center center;
    min-width:32px;
    cursor: pointer;
}
tr.shown td.details-control {
    background: url('../images/collapse2.png') no-repeat center center;
    min-width:32px;
}
.dc-right {
    text-align:right;
}
.dc-left {
    text-align:left;

}
.dc-center {
    text-align: center;
}
td.files-control {
    background: url('../images/closefolder.png') no-repeat center center;
    min-width:32px;
    cursor: pointer;
}
tr.shown td.files-control {
    background: url('../images/openfolder.png') no-repeat center center;
    min-width:32px;
}