function displaySubMenu(li) {
    var subMenu = li.getElementsByTagName("ul")[0];
    subMenu.style.display = "block";
}
function hideSubMenu(li) {
    var subMenu = li.getElementsByTagName("ul")[0];
    subMenu.style.display = "none";
}

function initMarquee() {
    var str = marqueeContent[0];
    document.write('<div id=marqueeBox style="overflow:hidden;height:' + marqueeHeight + 'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\'startMarquee()\',marqueeDelay)"><div>' + str + '</div></div>');
    marqueeId++;
    marqueeInterval[0] = setInterval("startMarquee()", marqueeDelay);
}
function startMarquee() {
    var str = marqueeContent[marqueeId];
    marqueeId++;
    if (marqueeId >= marqueeContent.length) marqueeId = 0;
    if (marqueeBox.childNodes.length == 1) {
        var nextLine = document.createElement('DIV');
        nextLine.innerHTML = str;
        marqueeBox.appendChild(nextLine);
    }
    else {
        marqueeBox.childNodes[0].innerHTML = str;
        marqueeBox.appendChild(marqueeBox.childNodes[0]);
        marqueeBox.scrollTop = 0;
    }
    clearInterval(marqueeInterval[1]);
    marqueeInterval[1] = setInterval("scrollMarquee()", 20);
}
function scrollMarquee() {
    marqueeBox.scrollTop++;
    if (marqueeBox.scrollTop % marqueeHeight == (marqueeHeight - 1)) {
        clearInterval(marqueeInterval[1]);
    }
}