!-- load ace modelist extension -->
<script src="../src/ext-modelist.js"></script>
<script>
    var editor = ace.edit("editor");
    editor.setTheme("ace/theme/twilight");
    (function () {
        var modelist = ace.require("ace/ext/modelist");
        // the file path could come from an xmlhttp request, a drop event,
        // or any other scriptable file loading process.
        // Extensions could consume the modelist and use it to dynamically
        // set the editor mode. Webmasters could use it in