I would suggest Python. It is easy to learn and can be used in many different projects including web apps.
You can then use your new skill and build web apps on Google App Engine. It's great because you won't have to worry about the non-so-fun bits, like configuring servers.
You can then use your new skill and build web apps on Google App Engine. It's great because you won't have to worry about the non-so-fun bits, like configuring servers.