js 鼠标滚动 禁用 启用

function disabledMouseWheel() {

    var div = document.getElementById('divid');

    if (div.addEventListener) {

        div.addEventListener('DOMMouseScroll', scrollFunc, false);

    }//W3C

    div.onmousewheel = div.onmousewheel = scrollFunc;//IE/Opera/Chrome

}

function scrollFunc(evt) {

    evt = evt || window.event;

    if (evt.preventDefault) {

        // Firefox

        evt.preventDefault();

        evt.stopPropagation();

    } else {

        // IE

        evt.cancelBubble = true;

        evt.returnValue = false;

    }

    return false;

}

window.onload = disabledMouseWheel;