The website was recently updated, and consequently some things are broken. We will be fixing minor theme bugs in the background over the course of the next few days.
554 downloadsServer browser for JO/JA with many supported masterservers. You can also customize the masterserver settings in settings.ini. You are able to join server directly from the browser. The browser includes favourite list and a server guard, which will inform you when someone has joined the guarded server. For further instructions please read Oobah's comment below. You need Java to run this server browser. https://java.com/en/download/