Can't help you there bud cos I'm not in the States. Do a Google on "Hydroponics" and check out the stores - you may find something in your price range.
Very unlikely. As far as I know those lamps put out about 1600 lumens (a measure of light intensity) and for flowering you need at least about 2500 lumens.
who do you tell if the lights put out enuff light. and what is lumens? do you know a good website that gives good and free marijuana growing tips.
Have a look here for lighting info http://www.weedfarmer.com/cannabis/lighting_guide.php As for growing sites try http://www.overgrow.com/