Call of Duty 4: Modern Warfare controls

PC	PS 3	Xbox	Action
			Attack
W, S, A, D			Movement
Space			Stand/Jump
C			Crouch
Ctrl			Prone
			Aim Down Sights
V			Melee Attack
1 or 2			Switch Weapons
Shift			Sprint/Steady Scope
G or			Throw Frag/Throw Back Grenade
4			Throw Special Grenade
5 6 7			Inventory In Multiplayer 5 is inventory and 6 is call in UAV/Airstrike/Helicopter
R			Reload
F		Hold	Use
N			Night Vision Goggles
Tab			Show Objectives/Scores