function showCt(groupId, tabId) {
    //还原Tab样式
    $('tabGroup' + groupId).getElement('.tabHover').className = "tabNormal";
    //隐藏所有内容
    $('tabGroup' + groupId).getElements('.tabContent' + groupId).setStyle('display', 'none');
    //显示当前页内容
    if ($('tab' + groupId + '_' + tabId) != null) {
        $('tab' + groupId + '_' + tabId).setStyle('display', '');
    }
    //设置当前标签
    document.getElementById('tabCt' + groupId + '_' + tabId).className = "tabHover";
}



(function() {
    var oCtx = $('effect');
    var oScroller = $('imageList');
    if (!oCtx || !oScroller) return;

    oScroller.style.marginLeft = '0px';
    var itv = null;
    var speed = 15;
    var doScroll = function() {
        oScroller.style.marginLeft = parseInt(oScroller.style.marginLeft, 10) - 1 + 'px';

        var sw = parseInt(oScroller.offsetWidth, 10);
        var nL = parseInt(oScroller.style.marginLeft, 10);

        if (-nL > sw / 2) {
            oScroller.style.marginLeft = '0px';
        }
    };
    var start = function() {
        itv = setInterval(doScroll, speed);
    };
    var stop = function() {
        clearInterval(itv);
    };

    oScroller.addEvent('mouseenter', stop);
    oScroller.addEvent('mouseleave', start);
    window.addEvent('domready', start);
})();


(function() {
    var oCtx = $('bListCt');
    var oScroller = $('bList');
    if (!oCtx || !oScroller) return;

    oScroller.style.marginLeft = '0px';
    var itv = null;
    var speed = 15;
    var doScroll = function() {
        oScroller.style.marginLeft = parseInt(oScroller.style.marginLeft, 10) - 1 + 'px';

        var sw = parseInt(oScroller.offsetWidth, 10);
        var nL = parseInt(oScroller.style.marginLeft, 10);

        if (-nL > sw / 2) {
            oScroller.style.marginLeft = '0px';
        }
    };
    var start = function() {
        itv = setInterval(doScroll, speed);
    };
    var stop = function() {
        clearInterval(itv);
    };

    oScroller.addEvent('mouseenter', stop);
    oScroller.addEvent('mouseleave', start);
    window.addEvent('domready', start);
})();