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<!DOCTYPE html> <html> <head> <script> function WhichButton(event) { alert("Vous avez appuyé sur le bouton : " + event.button) } </script> </head> <body> <h1>Événements HTML JavaScript</h1> <h2>L'attribut onmousedown</h2> <div onmousedown="WhichButton(event);">Click this text (with one of your mouse-buttons) <p> 0 Specifies the left mouse-button<br> 1 Specifies the middle mouse-button<br> 2 Specifies the right mouse-button</p> <p><strong>Remarque :</strong>Internet Explorer 8, et les versions antérieures, renvoient un autre résultat :<br> 1 Specifies the left mouse-button<br> 4 Specifies the middle mouse-button<br> 2 Specifies the right mouse-button</p> </div> </body> </html>