Update paul.js

adding edwiser-script for expanding course-sections by url-hash

paul.js

 <script type="text/javascript">
 // // // // //
-// Version 2019/09/19 by Voma
+// Version 2019/10/01 by Wema
 // // // // //
 var headers1 = document.getElementsByTagName('h1');
 var headers2 = document.getElementsByTagName('h2');
@@ -301,4 +301,14 @@ if(location.href.includes("user/index.php?")){
 /*document.getElementById('site-navbar-collapse').insertAdjacentHTML('beforeend','<div style="font-size: 9px; color: #D71964; padding-top: 1.5715rem;"><strong>Wartungsfenster: </strong>Heute Abend wird PAUL aktualisiert. Dabei kann es kurzfristig zu Unterbrechungen kommen. LG, PAUL</div>');*/
 /* Wema Ende: Maintenance-Info */
 
+/* Wema Start: Expand collapsible course-sections by url (from Edwiser) */
+if (document.querySelector('body').id == 'page-course-view-remuiformat') {
+  window.onhashchange = function() {
+    var elid = window.location.hash;
+    if (document.querySelector(elid) && document.querySelector(elid).querySelector('.fa-angle-down')) {
+      document.querySelector(elid).querySelector('.fa-angle-down').click();
+    }
+  };
+}
+/* Wema Ende: Expand collapsible course-sections by url (from Edwiser) */
 </script>