Cross-Platform Javascript Disable/Enable Mousewheel

mousewheel.md

##Disable

document.onmousewheel = function(){ stopWheel(); } /* IE7, IE8 */
if(document.addEventListener){ /* Chrome, Safari, Firefox */
    document.addEventListener('DOMMouseScroll', stopWheel, false);
}
 
function stopWheel(e){
    if(!e){ e = window.event; } /* IE7, IE8, Chrome, Safari */
    if(e.preventDefault) { e.preventDefault(); } /* Chrome, Safari, Firefox */
    e.returnValue = false; /* IE7, IE8 */
}

Enable

document.onmousewheel = null;  /* IE7, IE8 */
if(document.addEventListener){ /* Chrome, Safari, Firefox */
    document.removeEventListener('DOMMouseScroll', stopWheel, false);
}