IS there a mod..

Is there a mod, somewhere on the internet, that can make you hold a gun, but you’re not pointing it, something like this

http://img68.imageshack.us/img68/1424/hghsegsebu7.jpg

I would really like a mod like this, it would be great for machinimas and stuff

Yes there is. Look at the animation script in tacoscript, lemonadescript, or cakescript.