You can change albums by going to the user's main page.
If I understand you right, you want to be able to go through each & every photo a person has in all their albums just by clicking Next ...right?

That IMO would take a huge amount of resources as that would tie into a search type option.

What is wrong with just going back to that Users main page ?
It is only ONE click to get back there.

User's have Avatar albums,Tech Albums,Illustration & Diagram albums.

These would have to be incorporated to this system. (Unlikely

Do you know how many albums are in the user gallery which would give a clue about how much larger the use of resources would be needed?