Im not sure, maybe its me but, I think the Famas is messed up.
I tried it out on your server and it doesnt play the fire sound if you hold the trigger down. The sound doesnt match the way the gun is firing. Like if i shot and held the trigger the gun would shoot, but the sound would be off and play after the gun shot. Im not sure really, this could be of lag or could just be me.
Anyways, Have you ever played a game called Ghost Recon? It's sorta like a First person shooter.
If you've played it, you would see what looks like a small GPS or map or something in a round circle at the bottom. It shows your teamates and the enemies in it.
I have a picture:

Not the best picture, this ones from an older version.
here's a different one:

I thought this would be cool, just putting that out there :/
Accually, because this is an older version, this one doesnt show your teamates.
I found a video with the one i am talking about:
http://www.youtube.com/watch?v=C8W7liG7poQ&feature=relatedLook at the bottom, you should see the Threat Indicator