var xcol_cur_menu = null;
var xcol_cur_submenu = null;
var on_back = '#FFFFFF';
// var on_back = '#C3CDDE';
var off_back = '#D0E3BB'; // '#B5C1D6'; // '#C3CDDE'; // #dee3ed';
var on_fore = '#000';
var off_fore = '#000';

function isDOMcompliant()
{
    return document.getElementById && document.getElementsByTagName;
}

function off(obj)
{
if (obj) obj.style.display = "none";
}
function on(obj)
{
if (obj) obj.style.display = "block";
}

function show(id)
{
    if (!isDOMcompliant()) { return; }

    var menu = document.getElementById("Menu" + id);
    var submenus = document.getElementById("Submenus");
    var submenu = submenus.getElementsByTagName("div").item(id-1);
    if (xcol_cur_submenu == null) {
        on(submenu)
        xcol_cur_submenu = submenu;
    } else {
        if (submenu) { off(xcol_cur_submenu); 
                       on(submenu); 
                       xcol_cur_submenu = submenu;
                     }
    }

    if (xcol_cur_menu != null) {
        xcol_cur_menu.style.backgroundColor = off_back;
        xcol_cur_menu.style.color = off_fore;
        }
    menu.style.backgroundColor = on_back;
    menu.style.color = on_fore;

    xcol_cur_menu = menu;
}


function popup(url, width, height, wname) 
{
    var w;
    w = window.open(url, wname, 'height=' + height + ',width=' + width + ',location=no,directories=no,toolbar=no');
//    w.focus();
}

function tooltip(url) 
{
    var w;
    w = window.open(url, 'tooltip', 'height=200,width=200,location=no,directories=no,toolbar=no');
    w.focus();
}

function show_cart(i)
{
    var w = document.getElementById('cart');
    if (w) { w.refresh(); } else {
      w = window.open('/main/cart.html', 'cart', 'height=200,width=200,location=no,directories=no,toolbar=no');
//      w.focus();
    }
 return 1;
}

//show(1);