Yep, the last version sucks...
Here's a new one:

@ Genny - I guess it answers your question?

New lighting, simplest so far - 2 point lights and the HDRI.
New problem however - the murky glass starts to glow whenever it's lighten. Somebody knows how I can prevent that? Here's the shader for it:


and another question: How can I get the background to be out of focus?

How about the Fresnel effect BTW?

Thanks in advance,
Benny