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<!DOCTYPE html> <html> <body> <div onmousedown="WhichButton(event)">Click this text with one of your mouse buttons to return a number. <p>1 = The left mouse button</p> <p>2 = The middle mouse button</p> <p>3 = The right mouse button</p> </div> <p><strong>Note:</strong> The which property is not supported in IE8 and earlier versions.</p> <script> function WhichButton(event) { alert("You pressed button: " + event.which) } </script> </body> <!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_event_mouse_which by HTTrack Website Copier/3.x [XR&CO'2014], Fri, 23 Jan 2015 08:30:40 GMT --> </html>
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