Get the event parent in a more trustable way

Author: humitos

hoverxref/_static/js/hoverxref.js_t

@@ -125,10 +125,12 @@ $(document).ready(function() {
 
     var delay = {{ hoverxref_modal_hover_delay }}, setTimeoutConst;
     $('.hoverxref').hover(function(event) {
+        var parent = $(event.target).parent();
+        console.debug('Event: ' + event + ' Element: ' + parent);
         event.preventDefault();
 
         setTimeoutConst = setTimeout(function(){
-            showModal(event.target.parentNode);
+            showModal(parent);
         }, delay);
     }, function(){
         clearTimeout(setTimeoutConst);