Looking good! And you're right, the weapon is glowy because you didn't add a normal map yet, and the normal map defines which parts should reflect (like the metal parts) and which parts shouldn't. I'm typing on my ipod atm, so I can't refer you to some guides, but I will when I get on my pc 
I was never here, you saw nothing...
Motivational tip: When you wake up in the morning, look in the mirror and say confidently, "That's a nice head you have on your shoulders."
Motivational tip: When you wake up in the morning, look in the mirror and say confidently, "That's a nice head you have on your shoulders."