Now, you all can view who’s are online now in your wordpress blog… wahaha
I using this plug-in right now!!

Here are some of the screen shot about this plug-in.

View user online at the front …

control plug in at wp-admin

Here some of the info about this plug-in
Author:
» Lester ‘GaMerZ’ Chan

Website:
» http://lesterchan.net/

Features:
» Enable you to display how many users are online on your WordPress blog with detailed statistics of where they are and who there are(Members/Guests/Search Bots).

Download:
» WP-UserOnline 2.30 For WordPress 2.5.x
» WP-UserOnline 2.20 For WordPress 2.3.x
» WP-UserOnline 2.11 For WordPress 2.1.x And 2.2.x
» WP-UserOnline 2.06 For WordPress 2.0.x
» WP-UserOnline 1.00 For WordPress 1.5.2

Screenshots:
» http://lesterchan.net/wordpress/screenshots/browse/wp-useronline/

Demo:
» http://lesterchan.net/wordpress/useronline/

Development:
» http://dev.wp-plugins.org/browser/wp-useronline/

Translations:
» http://dev.wp-plugins.org/browser/wp-useronline/i18n/

Support Forums:
» http://forums.lesterchan.net/index.php?board=21.0

For more detail, please go :
http://lesterchan.net/wordpress/readme/wp-useronline.html