function showDiv(divName) {
    var oDiv = document.getElementById(divName);
    oDiv.style.display = '';
}

function hideDiv(e, divName) {
    var oDiv = document.getElementById(divName);

    if(zxcCkEventObj(e, oDiv)) {
        oDiv.style.display = 'none';
    } else {
        return;
    }
}

function hideDivNow(e, divName) {
    var oDiv = document.getElementById(divName);
    oDiv.style.display = 'none';
}

function zxcCkEventObj(e, p) {
    if (!e) var e = window.event;
    e.cancelBubble = true;
    if (e.stopPropagation) e.stopPropagation();
    if (e.target) eobj = e.target;
    else if (e.srcElement) eobj = e.srcElement;
    if (eobj.nodeType == 3) eobj = eobj.parentNode;
    var eobj = (e.relatedTarget) ? e.relatedTarget : (e.type == 'mouseout') ? e.toElement : e.fromElement;
    if (!eobj || eobj == p) return false;
    while (eobj.parentNode) {
        if (eobj == p) return false;
        eobj = eobj.parentNode;
    }
    return true;
}