FireFox 1.5 bgsound player

Install version 2.0.3.ff15.
This version is just adjusted so it will install on FF 1.5 (max version for FF is changed).
The original BGM counductor may be found at: http://bgmconductor.svist.net/

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Don't use it unless you mean it ;).

If you just want hints then visit notpron forum.

Links to some of the topics:

Beware - solution area below

Solution playground - do not touch