hey .. i just ahv a few questions and any help would be greatly apreciated... me and my friend are setting up a grow room for the science fair and growing some tomamtoes with some in soil and some in a hydroponics system indoors and then put some ganj plants in there when the science fair is over.... my first question is does anyone know a good way to set up a hydro system, nothin too fancy juts as long as it works and the oher question is i think were gunna hav a couple of florescent shop lights for now and i just wanted to know what u recomend that wont cost too much and how much would an electric bill run for growing...... thanx ...