fixed a typo pnx/pbx

git-svn-id: http://fusionpbx.googlecode.com/svn/trunk@7383 e2954ef0-caed-11de-bd98-e341d93cc3cc
fixed spelling in the embedded script

git-svn-id: http://fusionpbx.googlecode.com/svn/trunk@7384 e2954ef0-caed-11de-bd98-e341d93cc3cc