My website has been working well for about 2 years, Vista Ultimate SP1, IIS 7. Suddenly a week ago it stopped. If I type in localhost from the server it loads the website. But if I try to visit the site from my laptop (all PCs are on the same router) then it doesn't load. I shut off the firewall...

The installer for our application includes the following bit of code: public static ArrayList PopulateSites( string serverName) { ArrayList sites = new ArrayList (); DirectoryEntry w3svc = new DirectoryEntry ( "IIS://" + serverName + "/w3svc" ); DirectoryEntries webSites = w3svc.Children;...