URI.SafeIframeHosts
TYPE: lookup/null
DEFAULT: null
--DESCRIPTION--

    A whitelist which indicates what explicit hosts should be
    allowed to embed iframe.  See also %HTML.SafeIframeRegexp,
    it has precedence over this config. Here are some example values:

- www.youtube.com - Allow YouTube videos
    
- maps.google.com - Allow Embedding a Google map

--# vim: et sw=4 sts=4
