[Aetae]

function rand(val,max){
    var arr = [], 
        i = 3, 
        pos = Math.floor(Math.random()*(i+1));
    while(i--){
        var rnd = Math.floor(Math.random()*max);
        arr.push(rnd >= val ? ++rnd : rnd);
    }
    arr.splice(pos,0,val);
    return arr
}

alert(rand(3,5))