function leftMenuChange(id, other) {
    var obj = document.getElementById('left_submenu_'+id);
    objhref = document.getElementById('link_'+id);
    objhref.style.color="#B00B00";
    if (obj.style.display=='none') {
        obj.style.display="";
        var max = other.length;
        var i = 0;
        var nextId;
        while (i < max) {
            nextId = other[i];
            if (nextId != id) {
                document.getElementById('left_submenu_'+nextId).style.display='none';
            } // if
            i++;
        } // while
    } else obj.style.display='none';
    var j = 1;
    var nextLink;
    while (document.getElementById('link_'+j) || document.getElementById('left_submenu_'+j)) {
        nextLink = document.getElementById('link_'+j)
        if (!nextLink) { j++; continue };
        if (j != id) {
            nextLink.style.color="";
        }
        j++;
    }
}