also check out ryobi, i swear by the name, i use their circular saw, jig saw, and pretty much thier whole line. Heres a pic and a description of the best one they have can be gotten at homedepot for 99 bucks ! not a bad deal at all!
• Electronic speed control module senses the load applied to the motor and adjusts voltage to maintain desired rpm• Ergonomically-designed handles provide comfort when operating from different angles and positions• Soft start reduces wear and provides smoother use• Chip shield protects you against flying debris• Spindle lock for simple 1-wrench bit changes• Includes 1/2 In. collet, 1/4 In. adapter and wrench