replace

../car/car_a_1.PNG 를 ../car/car_b_1.PNG 로 변경할 때

var largeimg = smallimg.replace("_a_", "_b_");

총게임 예제 (복습필요)

window.open vs BS modal

<button type="button" class="btn btn-info" id="btn1">윈도우 오픈</button>
    <script>
      $("#btn1").click(function () {
        window.open(
          "./ex3_gunGameAnswer.html",
          "w",
          "width=300px, height=300px, left=400px, top=200px"
        );
      });
    </script>

<div class="container">
      <h2>Modal Example</h2>
      <!-- Trigger the modal with a button -->
      <button
        type="button"
        class="btn btn-info btn-lg"
        data-toggle="modal"
        data-target="#myModal"
      >
        Open Modal
      </button>

      <!-- Modal -->
      <div class="modal fade" id="myModal" role="dialog">
        <div class="modal-dialog">
          <!-- Modal content-->
          <div class="modal-content">
            <div class="modal-header">
              <button type="button" class="close" data-dismiss="modal">
                &times;
              </button>
              <h4 class="modal-title">Modal Header</h4>
            </div>
            <div class="modal-body">
              <p>Some text in the modal.</p>
            </div>
            <div class="modal-footer">
              <button
                type="button"
                class="btn btn-default"
                data-dismiss="modal"
              >
                Close
              </button>
            </div>
          </div>
        </div>
      </div>
    </div>

<script src="<https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js>"></script>

modal 연습