if ( g_sWorldFile.Len() != 0 ) {
        string s;
        ifstream in( g_sWorldFile.GetCharArray() );
        if ( !in ) return false;

        while ( !in.eof() ) {
            std::getline(in, s);
            if ( (s[0] != '/' && s.find("PHIS") != string::npos ) || s == "" ) 
                continue;            
            out << s << "\n";
        }
        in.close(); 
    }