Getting into a veichle

Hi I am making an fps and I need to 1. Get a humve and 2. I need to be able to walk up to it and drive it

to get in a humvee i can tell u part of it but not all.... u will need to play an animation u can go ahead and use this to play the animtion

var theAnimation : AnimationClip;

function OnTriggerStay () {
    if (Input.GetKeyDown("e")) {
        animation.Play();
        //Other actions here
        if (audio) {
        audio.Play();
        audio.loop = false;
       }
        }
    }

Check out this question.