<script>  function runSlots() {    var slotOne;    var slotTwo;    var slotThree;        var images = ["//i.imgur.com/9H17QFk.png", "//i.imgur.com/9RmpXTy.png", "//i.imgur.com/VJnmtt5.png"];        slotOne = Math.floor(Math.random() * (3 - 1 + 1)) + 1;    slotTwo = Math.floor(Math.random() * (3 - 1 + 1)) + 1;    slotThree = Math.floor(Math.random() * (3 - 1 + 1)) + 1;            // Only change code below this line.     $($(‘.slot‘)[0]).html(‘<img src = "http://www.mamicode.com/‘ + images[slotOne-1] + ‘">‘);    $($(‘.slot‘)[1]).html(‘<img src = "http://www.mamicode.com/‘ + images[slotTwo-1] + ‘">‘);    $($(‘.slot‘)[2]).html(‘<img src = "http://www.mamicode.com/‘ + images[slotThree-1] + ‘">‘);    // Only change code above this line.        if (slotOne === slotTwo && slotTwo === slotThree) {      $(‘.logger‘).html("It‘s A Win");      return null;    }        if (slotOne !== undefined && slotTwo !== undefined && slotThree !== undefined){      $(".logger").html(slotOne + " " + slotTwo + " " + slotThree);    }        $(‘.logger‘).append(" Not A Win");        return [slotOne, slotTwo, slotThree];  }  $(document).ready(function() {     $(‘.go‘).click(function() {       runSlots();     });   });</script> <div> <div class = ‘container inset‘>   <div class = ‘header inset‘>     <img src=http://www.mamicode.com/‘/images/freecodecamp_logo.svg‘ alt=‘learn to code JavaScript at Free Code Camp logo‘ class=‘img-responsive nav-logo‘>"color: #000000;">       Go     </button>   </div>   <br/>   <div class = ‘foot inset‘>     <span class = ‘logger‘></span>   </div> </div></div><style> .slot > img {  margin: 0!important;  height: 71px;  width: 50px; } .container {   background-color: #4a2b0f;   height: 400px;   width: 260px;   margin: 50px auto;   border-radius: 4px; } .header {   border: 2px solid #fff;   border-radius: 4px;   height: 55px;   margin: 14px auto;   background-color: #457f86 } .header h2 {   height: 30px;   margin: auto; } .header h2 {   font-size: 14px;   margin: 0 0;   padding: 0;   color: #fff;   text-align: center; } .slots{   display: flex;   background-color: #457f86;   border-radius: 6px;   border: 2px solid #fff; } .slot{   flex: 1 0 auto;   background: white;   height: 75px;   width: 50px;   margin: 8px;   border: 2px solid #215f1e;   border-radius: 4px;   text-align: center; } .go {   width: 100%;   color: #fff;   background-color: #457f86;   border: 2px solid #fff;   border-radius: 2px;   box-sizing: none;   outline: none!important; } .foot {   height: 150px;   background-color: 457f86;   border: 2px solid #fff; }  .logger {   color: white;   margin: 10px; }  .outset {   -webkit-box-shadow: 0px 0px 15px -2px rgba(0,0,0,0.75);   -moz-box-shadow: 0px 0px 15px -2px rgba(0,0,0,0.75);     box-shadow: 0px 0px 15px -2px rgba(0,0,0,0.75); }  .inset {   -webkit-box-shadow: inset 0px 0px 15px -2px rgba(0,0,0,0.75);   -moz-box-shadow: inset 0px 0px 15px -2px rgba(0,0,0,0.75);   box-shadow: inset 0px 0px 15px -2px rgba(0,0,0,0.75); }</style>