Want more information on investing? Bloomberg offers free online classes at www.bloomberguniversity.com. Then click on the "Continuing Education" link.

www.quicken.com is a great site for stock info.

For more on risk and diversification, visit www.investopedia.com/university.

For more on beta, see www.wallstreetcity.com and moneycentral.msn.com.

Betas are easy to find on the Web. Try finance.yahoo.com and money.cnn.com.