What version of PhpDig are you using?
If you use the latest version, you should see the following type output:
Spidering in progress... [Stop spider]
SITE : http://www.hastings.co.nz/
Exclude paths :
- @NONE@
1:http://www.hastings.co.nz/
(time : 00:00:08)
HTTP/1.1 403 Forbidden - http://www.hastings.co.nz/editable/welcome.shtml/
See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html for explanation.
HTTP/1.1 403 Forbidden - http://www.hastings.co.nz/editable/welcome.shtml
See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html for explanation.
+
level 1...
HTTP/1.1 403 Forbidden - http://www.hastings.co.nz/editable/welcome.shtml
See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html for explanation.
2:http://www.hastings.co.nz/editable/welcome.shtml
(time : 00:00:20)
No link in temporary table
links found : 2
http://www.hastings.co.nz/
http://www.hastings.co.nz/editable/welcome.shtml
Optimizing tables...
Indexing complete ! [Back] to admin interface.
It has nothing to do with dynamic files. That site is giving 403s, meaning forbidden, not allowed, go away.
Hope your eyes feel better soon.