Paul Mladjenovic. This book will simplify the basics so that you will get the concept easily. Visit yahoo finance, business insider and other business journals and try to understand what they are talking about when they talk about stocks ,bonds, intrest rates, economy, unemployment rates etc etc.

Nobody can fully understand and predict the movement of stocks..all you are doing is guessing it right with some facts that u have at your disposal. So just get started on it.. U will know what u need to learn.