div.rounded-corner-active-header-ne{
    float: right;
    background: url(../graphics/ne-corner.gif);
}
div.rounded-corner-active-header-nw{
    float: left;
    background: url(../graphics/nw-corner.gif);
}
div.rounded-corner-active-header-se{
    float: right;
    background: url(../graphics/se-corner.gif);
}
div.rounded-corner-active-header-se-dark
{
    float: right;
    background: url(../graphics/se-corner-y.gif);
}
div.rounded-corner-active-header-sw{
    float: left;
    background: url(../graphics/sw-corner.gif);
}
div.rounded-corner-active-header-sw-dark
{
    float: left;
    background: url(../graphics/sw-corner-y.gif);
}