block all sites except preselected with pac file.

[Dj FM.AM]

i need help on blocking ALL websites in the pac file except ones i whitelist. I using pac file from schooner. some suggested this forum for help..
http://www.wilderssecurity.com/showpost....ostcount=6

I tried obviosu stuff like

// ^((http:\/\/|www\.).*\.[a-z])

var re_webhost = ^((http:\/\/|www\.).*\.[a-z])/i;

|| shExpMatch(url, "*(com?|org|net|us|\wk|gov)*")

// ^(||)

non worked