Dectecting browser with Dojo?

Ca开发者_如何转开发n you detect the browser the client is using with dojo? i want to put a function in place if it is IE8.

thanks

look at

http://dojotoolkit.org/reference-guide/quickstart/browser-sniffing.html

if(dojo.isIE == 8){ // only IE8
  ...
}