Jerry:

The NKJV is based on the same manuscripts as the KJV http://en.wikipedia.org/wiki/New_King_James_Version

The 1611 Version included textual variants in the margin
http://glorygazer.blogspot.com/2008/...-in-light.html

The Cross was a pagan symbol
http://en.wikipedia.org/wiki/Christian_cross

NKJV is an update
http://www.bible-researcher.com/nkjv.html