Français
<html> <head> <script type="text/javascript"> function handle(delta) { var s = delta + ": "; if (delta <0) s += "vers le bas" ; sinon s += "en haut" ; document.getElementById('delta').innerHTML = s; }//de downcodes.com function wheel(event){ var delta = 0; if (!event) événement = fenêtre.événement ; if (event.wheelDelta) { delta = event.wheelDelta/120; si (window.opera) delta = -delta ; } sinon if (event.detail) { delta = -event.detail/3; } si (delta) handle(delta); } /* Code d'initialisation. */ if (window.addEventListener) window.addEventListener('DOMMouseScroll', wheel, false); window.onmousewheel = document.onmousewheel = roue; </script> </head> <body> <div id="delta">滚动鼠标中间的滚轮可以看到效果</div> </body> </html>
