Ideas struck Martin Angelov, the founder of tutorialzine.com, at the most convenient time. Upon finding this pretty dribble shot, he felt the urge to convert it into a working clock and share it with his readers. Find out how to code a digital clock using HTML, CSS and jQuery by following this very handy tutorial.
Very good tutorial recommended to all i found another good tutorial to create digital clock using javascript with demo http://talkerscode.com/webtricks/digital-clock-with-complete-time-and-date-using-css-and-javascript.php