// Copyright 2006-2007 javascript-array.com

var timeout = 500;
var closetimer = 0;
var ddmenuitem = 0;

// open hidden layer
function mopen(id) {
    // cancel close timer
    mcancelclosetime();

    // close old layer
    if (ddmenuitem) ddmenuitem.style.visibility = 'hidden';

    // get new layer and show it
    ddmenuitem = document.getElementById(id);
    ddmenuitem.style.visibility = 'visible';

    // hardcoding cookies for left menu
    var states ;
    var d = new Date();
    d.setTime(d.getTime() + (30 * 24 * 60 * 60 * 1000));
    if (id == "m1")
        states = "1000"
    else if (id == "m2")
        states = "0000"
    else if (id == "m3")
        states = "0100"
    else if (id == "m4")
        states = "0010"
    else if (id == "m5")
        states = "0001"
    document.cookie = "sdmenu_my_menu=" + states + "; expires=" + d.toGMTString() + "; path=/";
}
// close showed layer
function mclose() {
    if (ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime() {
    closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime() {
    if (closetimer) {
        window.clearTimeout(closetimer);
        closetimer = null;
    }
}

// close layer when click-out
document.onclick = mclose;