add script in dom without using jquery. This is a test.

www/src/doiview.js

@@ -180,11 +180,16 @@ DOIView.prototype.setDataAccessMessage = function (doiData) {
  * @param {string} data doi metadata in Json+LD format as provided by datacite.
  */
 DOIView.prototype.addDOIMetadataToHead = function (data) {
-    $('#test').append(
-        $('<script>')
-            .attr('type', 'application/ld+json')
-            .text(data)
-    );
+    // $('#test').append(
+    //     $('<script>')
+    //         .attr('type', 'application/ld+json')
+    //         .text(data)
+    // );
+
+    var scriptNode = document.createElement('script');
+    scriptNode.type = 'application/ld+json';
+    scriptNode.text = data;
+    document.getElementById('test').appendChild(scriptNode);
 
     // $('<script>')
     //     .attr('type', 'application/ld+json')