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<html><body><h1>HTML DOM Events</h1><h2>The onwheel Event</h2><p>Use the addEventListener() method to attach a "wheel" event to an element:</p><div id="myDIV" style="border:1px solid black"><p>Roll the mouse wheel over me!</p></div><script>document.getElementById("myDIV").onwheel = function() {myFunction()};function myFunction() { document.getElementById("myDIV").style.fontSize = "35px";}</script></body></html>