gmelodie · January 27, 2019 15:14
diff --git a/button_hello_world.html b/button_hello_world.html
 <html>
  <script type="text/javascript">
    function popup_window() {
      alert("Hello World!");
    }
  </script>
  <button onclick="popup_window()"> Hello World! </button>
 </html>
	<html>
	<script type="text/javascript">
	function popup_window() {
	alert("Hello World!");
	}
	</script>
	<button onclick="popup_window()"> Hello World! </button>
	</html>