DISABLE CTRL+SCROLL to Zoom IE with Javascript

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

 

// 마우스 횔 이벤트 Off
function set_DisableWheel() {
 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 */
}