So if I found some DLL on internet without any docs to it then there is no way to use that DLL in my

It's a DLL that reads special music files .BMX and .BMW

Hardly to say but usually not. What about contacting author ?

[ufo]

Unless it's an ActiveX dll... then you can use it in VB (but then it's still not bad to contact the author to see if you're allowed to use it...)

Crazy D @ Work :-)