Coins.html

<script>
  function Money() {
    this.coins = [];
    this.count = function() {
      return this.coins.length;
    }
    this.init = function() {
      for (a = 1; a <= 25; a++) {
        for (t = 1; t <= 4; t++) {
          this.coins.push(new Coin(a, t));
        }
      }
    }
  }
 
  function Coin(amount, type) {
    this.amount = amount;
    this.type = type;
    this.show = function() {
      console.log(this.amount + " of " + this.type);
    }
  }
 
  m = new Money();
  m.init();
</script>