nice clean logo. I like it!
One thing which you can improve upon is the typeface. Its somewhat generic at the moment.
Go through this article to get some font suggestions:
The Logos of Web 2.0 | The FontFeed
I really like the new logo.
You may like to consider drafting your concepts on paper first. You should think more about what is being presented before you decide how it is presented. When you are pleased with a one-colour concept then go to the computer and recreate it
I prefer the new one.
I ended up with a error. If you site is supposed to be 'amstore', I recommend a few things:
- your logo needs to be more original. Perhaps the circle could have a cut or extension that has some meaningfulness to the company. Please resolve the irritating little white space issue below the 'a'.