There is a lot of documentation available.
If you want to see the diffenences between JSR 168 and IBM portlets,
have a look at this link:
http://www.ibm.com/developerworks/we...er/hepper.html

If you need an example on how to migrate IBM portlets to JSR 168
portlets, have a look at this link:
http://www.ibm.com/developerworks/we..._paeffgen.html

And this link describes best practices when developing with JSR 168:
http://www.ibm.com/developerworks/we...03_hepper.html

If you need more documentation, just have a look at the developer works
page and search for "JSR 168"


Oliver