I thought it was some kind of joke that the FBI had closed Arcades3D and it turns out it was an April Fool's type of day - http://es.wikipedia.org/wiki/D%C3%ADa_d ... _Inocentes
Seems Just Adventure forums are no longer there and the temporary listing of their old reviews is gone as well, for example - http://betax1.justadventure.com/reviews ... eview.shtm
It's still available in internet archive though - https://web.archive.org/web/20111011205 ... s/0-9.shtm
When the website creator died last year, the site was sold off and the redesign removed a lot of what was good about it.