var selectedCtl = null;

function HiliteMe(ctl)
{
    if (ctl!=selectedCtl)
    {
        var sImage = new String(ctl.src);
        ctl.src = sImage.replace("/images/st_", "/images/sel_");
    }
}

function UnHiliteMe(ctl)
{
    if (ctl!=selectedCtl)
    {
        var sImage = new String(ctl.src);
        ctl.src = sImage.replace("/images/sel_", "/images/st_");
    }
}

function SelectMe(ctl, url)
{
    if (selectedCtl && selectedCtl!=ctl)
    {
        selectedCtl.src = new String(selectedCtl.src).replace("/images/sel_", "/images/st_");
    }
    selectedCtl = ctl;
    if (url)
        document.getElementById("fraContent").src = url;
}