location /OrcaWeb {
    proxy_pass http://192.168.110.67/OrcaWeb/;
}

location /OrcaDbAccess {
    proxy_pass http://192.168.110.67/OrcaDbAccess/;
}

location /OrcaHelp {
    return 301 http://orca.physics.unc.edu/~markhowe/;
}