if (s !== null, if (startscene === null, set(startscene, get(s));); );
if (startscene === null,
set(startscene, pano10);
);
mainloadsceneStartup(get(startscene));
if (h !== null,
if (v !== null,
if (f !== null,
lookat(get(h), get(v), get(f));
,
lookat(get(h), get(v));
);
);
);