function submenu(id)
{
    if ( document.getElementById(id).style.display == 'none' )
    {
        document.getElementById(id).style.display = 'block';
    }
    else
    {
        document.getElementById(id).style.display = 'none';
    }
}

function switch_image( theUrl )
{
    document.images.top_image.src = theUrl;
    var objAnchor = document.getElementById('photo');
	if (objAnchor.scrollIntoView) objAnchor.scrollIntoView(true);
}

function switch_href( theUrl, id )
{
    document.getElementById(id).href  = "javascript:open_popup('" + theUrl + "')";
}

function open_popup ( theUrl )
{
    imgLink = '/view.php?img=' + theUrl;
    window.open(imgLink,"new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=680,height=560,left=40,top=40");
}