Test jQuery on hover

HTML

<select id="selectBox" size=4 class="format">
  <option value="1">A</option>
  <option value="2">B</option>
  <option value="3">C</option>
  <option value="4">D</option>
  <option value="5">E</option>
  <option value="6">F</option>
  <option value="7">G</option>
  <option value="8">H</option>
  <option value="9">I</option>
  <option value="10">J</option>
  <option value="11">K</option>
  <option value="12">L</option>
  <option value="13">M</option>
  <option value="14">N</option>
</select>

CSS

.format{
  width: 100px;
}

JavaScript

$(document).ready(function () {
        $(document).on('scroll', "select#selectBox", function() {
        alert("done");
      });
  });