var menuItems = new Array();

// show/hide menu sublevel
function toggle(divID) {
    // menu element to toggle
    i = document.getElementById(divID);
    // input element - assuming this is divID suffixed by "-input"
    i3 = document.getElementById(divID+'-input');
    if (i.className=='open') {
        i.className='closed';
        if (i3) {
            i3.value='closed';
        }
    } else {
        // was 'closed'
        i.className='open';
        if (i3) {
            i3.value='open';
        }
    }
    refreshMenu();
    return false;
}

// refresh the menu (workaround for IE6 rendering bug)
function refreshMenu() {
    for(j=0; j<menuItems.length; j++) {
        i = document.getElementById(menuItems[j]);
        i.className = i.className;
    }
}

// initialize menu item
function init(divID) {
    // menu element to toggle
    i = document.getElementById(divID);
    // plus/minus element - assuming this is divID suffixed by "-status"
    i2 = document.getElementById(divID+'-status');
    // set onclick event handler
    i2.onclick=function() { return toggle(divID); };
    // add to menu item list
    menuItems[menuItems.length] = divID;
}