/* ++++++++++++++++++++++++++++++++++++++++++++++
expandable menu for topic of ages
powerd by gazingus.org
date: 9th-dec-2005
+++++++++++++++++++++++++++++++++++++++++++++++++ */

window.onload = function() {
initializeMenu("Itoad", "Itoat");
}

if (!document.getElementById)
    document.getElementById = function() { return null; }

function initializeMenu(toadId, toatId) {
    var toad = document.getElementById(toadId);
    var toat = document.getElementById(toatId);

    if (toad == null || toat == null) return;

    //if (window.opera) return; // I'm too tired

    toat.onclick = function() {
        var display = toad.style.display;
        this.parentNode.style.backgroundImage =
            (display == "block") ? "url(http://meijitaisho.net/img/icon_exmenu_plus.gif)" : "url(http://meijitaisho.net/img/icon_exmenu_minus.gif)";
        toad.style.display = (display == "block") ? "none" : "block";

        return false;
    }
}