You can have a look on small example of JavaScript code which can be used for Browser Check and retreiving major and minor browser version in "major.minor" format.
Developer: arachnoware.com Platform: Any plain HTML with JScript enabled Date upd:2003-06-18 Hits4607 [Download] [Visit]

More information about the web browser than you knew existed. Find out the code name, color depth, platform, if java is enabled, resolution, ip address, hostname, and more.
Developer: javascript.internet.com Platform: Independent Date upd:1999-08-22 Hits15813 [Visit]

This script shows an alert with the viewer's browser name and browser version when entering your page.
Developer: javascriptcity.com Platform: Date upd:1999-12-29 Hits2378 [Visit]

Use this code snippet to determine and display the color depth your visitor is using.
Developer: cgiscript.net Platform: Date upd:2001-05-17 Hits1921 [Visit]

WebFooted.Net is a full fledged marketing site. There are free tutorials on Search Engine Optimization and Email Newsletters. The site also has a full blown traffic report system to see whats going on with your site.
Developer: Howell Platform: linux, windows Date upd:2005-03-23 Hits946 [Visit]