function getElm(eID) {
    return document.getElementById(eID);
}
function show(eID) {
    getElm(eID).style.display = 'block';
}
function hide(eID) {
    getElm(eID).style.display = 'none';
}
function setOpacity(eID, opacityLevel) {
    var eStyle = getElm(eID).style;
    eStyle.opacity = opacityLevel / 100;
    eStyle.filter = 'alpha(opacity=' + opacityLevel + ')';
}
function fadeIn(eID, opacityLevelMin, opacityLevelMax) {
    setOpacity(eID, 0); show(eID); var timer = 0;
    for (var i = opacityLevelMin; i <= opacityLevelMax; i++) {
        setTimeout("setOpacity('" + eID + "'," + i + ")", timer * 5);
        timer++;
    }
}
function fadeOut(eID, opacityLevelMin, opacityLevelMax) {
    var timer = 0;
    for (var i = opacityLevelMax; i >= opacityLevelMin; i--) {
        setTimeout("setOpacity('" + eID + "'," + i + ")", timer * 3);
        timer++;
    }
    setTimeout("hide('" + eID + "')", 310);
}
function fadeBanner(show) {
    if (show) {
        fadeIn('transparentBG', 1, 80);
        fadeIn('bannerWrapper', 1, 100);
    }
    else {
        fadeOut('transparentBG', 1, 80);
        fadeOut('bannerWrapper', 1, 100);
    }
}
function showBanner(bshow) {
    if (bshow) {
        show('transparentBG');
        show('bannerWrapper');
    }
    else {
        hide('transparentBG');
        hide('bannerWrapper');
    }
}