WebPageTest

No, Pat, you are correct. I just read about it on W3.

I've corrected it on my end:

http://www.webpagetest.org/result/111027...imization/

Quote:Response Headers:

HTTP/1.1 200 OK
Cache-Control: private, post-check=0, pre-check=0, max-age=0
Content-Encoding: gzip
Content-Type: text/html; charset=ISO-8859-1
Date: Thu, 27 Oct 2011 13:56:17 GMT
Expires: 0
Pragma: no-cache
Server: LiteSpeed
Set-Cookie: bblastvisit=1319723777; expires=Fri, 26-Oct-2012 13:56:17 GMT; path=/; domain=.laptopgpsworld.com
Set-Cookie: bblastactivity=0; expires=Fri, 26-Oct-2012 13:56:17 GMT; path=/; domain=.laptopgpsworld.com
Vary: Accept-Encoding
X-Powered-By: PHP/5.2.17
X-UA-Compatible: IE=7
Transfer-Encoding: chunked

In case other vBulletin users experience the same, to correct it go to:

vB AdminCP > vBulletin Options > Cookies and HTTP Header Options > Add No-Cache HTTP Header > Yes > Save