Deque Implementation in JavaScript

function Deque() {
    this.reset();
}
Deque.prototype.pop = Stack.prototype.pop;
Deque.prototype.push = Stack.prototype.push;
Deque.prototype.dequeue = Queue.prototype.dequeue;
Deque.prototype.enqueue = Queue.prototype.enqueue;
Deque.prototype.empty = Stack.prototype.empty;
Deque.prototype.reset = Stack.prototype.reset;