$pecial vars
$xframe
The X-Frame-Options HTTP response header can be used to indicate whether or not a browser
should be allowed to render a page in a & <frame>, <iframe>, <embed> or <object>.
Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.
The values can be:
DENY(default)
sameorigin
An array of domains for use
remove(to disable)
$noobfuscate
Disable the javascript objustation for develoment purposes.