The newest, bestest, (bestest?) revision of the NIV is now online at Bible Gateway! The 2011 version is called simply the NIV, and it is now the default version on Bible Gateway. The 1984 NIV and the TNIV have gone away.
Go take a look. I think you’ll like it!
Notice: For many of us, possibly the biggest news in this is that the translation of the Greek word “sarx” has been changed in most cases from “human nature” to “flesh“.