The traditional MF is out in general, especially in big fund families like Fidelity or Vanguard. You can check out the details in the book, The Truth About Money by Ric Edelman(http://www.amazon.com/The-Truth-About-Money-Edition/dp/0060566582)
The simplest way for long term investment is called couch potato, which I mentioned here, http://bbs.wenxuecity.com/tzlc/452936.html Welcome for any rebuttal, especially from datodato.
