public string HyperlinkAddRequest(Environment env, string address, uint xloc, uint yloc)
        {
            m_log.Debug("[Wifi]: HyperlinkAddRequest");

            SessionInfo sinfo;

            if (TryGetSessionInfo(env.Request, out sinfo))
            {
                env.Session = sinfo;
                env.Flags   = Flags.IsLoggedIn;
                if (sinfo.Account.UserLevel >= m_WebApp.AdminUserLevel)
                {
                    env.Flags |= Flags.IsAdmin;
                }

                if (sinfo.Account.UserLevel >= m_WebApp.HyperlinksUserLevel ||
                    sinfo.Account.UserLevel >= m_WebApp.AdminUserLevel)
                {
                    if (address != string.Empty)
                    {
                        string reason;
                        if (WifiUtils.IsValidRegionAddress(address))
                        {
                            UUID owner = sinfo.Account.PrincipalID;
                            if (sinfo.Account.UserLevel >= m_WebApp.AdminUserLevel)
                            {
                                owner = UUID.Zero;
                            }
                            // Create hyperlink
                            xloc = xloc * Constants.RegionSize;
                            yloc = yloc * Constants.RegionSize;
                            if (m_GridService.TryLinkRegionToCoords(UUID.Zero, address, xloc, yloc, owner, out reason) == null)
                            {
                                reason = string.Format(_("Failed to link region: {0}", env), reason);
                            }
                            else
                            {
                                reason = string.Format(_("Region link to {0} established. (If this link already existed, then it will remain at the original location.)", env), address);
                            }
                        }
                        else
                        {
                            reason = _("Invalid region address.", env);
                        }
                        NotifyOK(env, reason, delegate(Environment e) { return(HyperlinkGetRequest(e)); });
                    }
                    else
                    {
                        return(HyperlinkGetRequest(env));
                    }
                }
                return(PadURLs(env, sinfo.Sid, m_WebApp.ReadFile(env, "index.html")));
            }
            return(m_WebApp.ReadFile(env, "index.html"));
        }