Honeywell RTH6350

need help hooking up a new stat to a Rheem furnace, model #RHQA-1620J, and currently have a no thermostat (Renter stole it) upgrade it to a Honeywell RTH6350 and have 6 wires in my wall. Red, Blue, Brown, Green, Yellow, and White. The labels that where there have been removed also. Image: http://i.imgur.com/1XNleQX.jpg