The onKeyDown event handler handles the event when a key is pressed down while the focus is on the link.
<html> <head> <title> Using the onKeyDown event handler of the Link object</title> </head> <body> Click the link. <form name="form1"> <a href="http://www.navioo.com" onKeyDown='alert("You pressed the key DOWN on the link")'>www.navioo.com</a> <br><br> </form> </body> </html>