Crit a noob-ish recording , feedback greatly appreciated

[professorlamp]

So i'm fairly new to recording (about 6 months ish) and would just like some crits on my newest song, so far it has no vocals they haven't been added yet ,and also the overall volume is fairly low , those are the 2 things i dont want critted anything else feel free


Also i wont be able to get back to questions straight away because im posting this right before my lectures start.

http://dl.dropbox.com/u/2872916/IYAH-05.mp3