proper loading of js/bootstrap-ie9.js

Author: namiltd

test.htm

@@ -1853,9 +1853,11 @@ <h4 class="modal-title">modal-lg</h4>
   <!--[if gte IE 9]><!-->
   <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js"></script>
-  <script src="js/bootstrap-ie9.js"></script>
   <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.2/js/bootstrap.min.js"></script>
   <!--<![endif]-->
+  <!--[if IE 9]>
+  <script src="js/bootstrap-ie9.js"></script>
+  <![endif]-->
   <!--[if lte IE 8]>
     <script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
     <script src="js/bootstrap-ie8.js"></script>
@@ -1864,4 +1866,4 @@ <h4 class="modal-title">modal-lg</h4>
 
 </body>
 
-</html>
+</html>