diff --git a/frontend-js/src/main/js/gui/leftPanel/LeftPanel.js b/frontend-js/src/main/js/gui/leftPanel/LeftPanel.js
index aac93a0effb65c153f3eb5812d4ec0f8067b078a..4780f4d656c2fe196ac6cf8db83b15c98545b1a6 100644
--- a/frontend-js/src/main/js/gui/leftPanel/LeftPanel.js
+++ b/frontend-js/src/main/js/gui/leftPanel/LeftPanel.js
@@ -164,8 +164,9 @@ LeftPanel.prototype.showElementDetails = function (element) {
     }).siblings('.ui-dialog-titlebar').css("background", "gray");
   }
 
-  var openTabName = $("[name='tabView'] > ul li.active a > .maintabdiv")[0].innerHTML;
-  var searchTabName = $("[name='tabView'] > ul li.active a > .maintabdiv")[1].innerHTML;
+  var openedTabs = $("[name='tabView'] > ul li.active a > .maintabdiv");
+  var openTabName = openedTabs[0].innerHTML;
+  var searchTabName = openedTabs[1].innerHTML;
   var isPanelHidden = (self.getElement().style.display === "none");
   if (isPanelHidden) {
     openTabName = undefined;