detecting what browser user is using?

Unity Engine
1

since there is a bug in the ie8 to go fullscreen at least it does not work very good can i detect ie8 is used and then
prevent app from going fullscreen?

thank you!

2

In Web Javascript you can detect the browser type

http://www.w3schools.com/js/js_browser.asp

In Web javascript you can communicate to the Unity Application

http://unity3d.com/support/documentation/Manual/Unity%20Web%20Player%20and%20browser%20communication.html

Using this you just call an object from outside of Unity and send it a message.