This is a Hexacopter. I used the OpenPilot.org CopterControl
Sorry, I'm to lazy to make any decent instructions. I'm giving you the sketchup source file. The design isn't perfect and will require some creativity on your part to recreate.
BTW, the screw holes are slightly small (just an FYI)
Open Pilot CopterControl
2 Cell Lithium Battery
Video @ Default PID