Edit the text above

Edit the text above, and click on the button to see the result.

<html> <head> <script type="text/javascript"> function whichButton(event) { if (event.button==1) { alert("You clicked the left mouse button!") } else { alert("You clicked the right mouse button!") } } </script> </head> <body onmousedown="whichButton(event)"> <p>Click in the document. An alert box will alert which mouse button you clicked.</p> </body> </html>