diff --git a/frontend-js/.jshintrc b/frontend-js/.jshintrc
index 451d2657700eab4f73c56666c3c749e2508bbe33..efee6dde2e5e27c83be3f56b3fdc6a87042964a1 100644
--- a/frontend-js/.jshintrc
+++ b/frontend-js/.jshintrc
@@ -46,18 +46,10 @@
     "google"  : false,
 
 
-    /* JSF objects */
-    "_tabViewVar"       : false,
-    "_overviewDialog"   : false,
-    
     /* jQuery */
     "$"  : false,
-    "jQuery"  : false,
-    
+    "jQuery"  : false
     
-    /* Primefaces */
-    "PrimeFaces"    : false,
-    "PF"            : false
   }
     
 }
diff --git a/frontend-js/src/main/js/TabNavi.js b/frontend-js/src/main/js/TabNavi.js
deleted file mode 100644
index 9e34e30cde6f440c6fa4d7ae3cb9bd607aa07a90..0000000000000000000000000000000000000000
--- a/frontend-js/src/main/js/TabNavi.js
+++ /dev/null
@@ -1,133 +0,0 @@
-"use strict";
-
-/**
- * Class that adds tab navigation to defavult primefaces tabView component.
- */
-function TabNavi(elementId, params) {
-  var self = this;
-
-  if (params === undefined) {
-    params = {};
-  }
-
-  if (params.tabSize === undefined) {
-    params.tabSize = 5;
-  }
-
-  if (params.hideRemaining === undefined) {
-    params.hideRemaining = true;
-  }
-
-  this.params = params;
-
-  if (elementId === undefined) {
-    throw new Error("Invalid element identifier for TabNavi component: " + elementId);
-  }
-  this.tabViewElement = document.getElementById(elementId);
-
-  if (this.tabViewElement === undefined) {
-    throw new Error("Element with id: " + elementId + " doesn't exist");
-  }
-
-  this.mainTabsPage = 0;
-
-  // insert elements for naviagtion (left arrow and right arrow)
-  this.tabNavigationDiv = document.createElement("div");
-  this.tabNavigationDiv.setAttribute('class', 'tabNavigation');
-
-  this.naviLeftElement = document.createElement("a");
-  this.naviLeftElement.setAttribute('class', 'naviLeft');
-  this.naviLeftElement.innerHTML = '<i class="fa fa-chevron-left"></i>';
-  this.naviLeftElement.href = "#";
-  this.naviLeftElement.onclick = function() {
-    self.naviLeft();
-  };
-
-  this.naviRightElement = document.createElement("a");
-  this.naviRightElement.setAttribute('class', 'naviRight');
-  this.naviRightElement.innerHTML = '<i class="fa fa-chevron-right"></i>';
-  this.naviRightElement.href = "#";
-  this.naviRightElement.onclick = function() {
-    self.naviRight();
-  };
-
-  if (this.params.top !== undefined) {
-    this.naviRightElement.style.top = this.params.top;
-    this.naviLeftElement.style.top = this.params.top;
-  }
-
-  this.tabNavigationDiv.appendChild(this.naviLeftElement);
-  this.tabNavigationDiv.appendChild(this.naviRightElement);
-
-  this.tabViewElement.parentNode.insertBefore(this.tabNavigationDiv, this.tabViewElement);
-
-  this.refreshAfterDataUpdate();
-}
-
-TabNavi.prototype.refreshAfterDataUpdate = function() {
-  this.refreshTabCount();
-  this.refreshNaviElementsStyle();
-};
-
-TabNavi.prototype.refreshNaviElementsStyle = function() {
-  var self = this;
-  if (this.mainTabsPage === 0) {
-    this.naviLeftElement.style.opacity = '0.3';
-  }
-  if (self.mainTabsPage > 0) {
-    this.naviLeftElement.style.opacity = '1';
-  }
-  if (self.mainTabsPage >= self.pagesCount) {
-    this.naviRightElement.style.opacity = '0.3';
-  }
-  if (self.mainTabsPage < self.pagesCount) {
-    this.naviRightElement.style.opacity = '1';
-  }
-
-  var counter = 0;
-  self.mainTabItems = $(PrimeFaces.escapeClientId(self.tabViewElement.id) + " > ul > li ").each(
-      function() {
-        if (counter < (self.mainTabsPage * self.params.tabSize) + self.params.tabSize
-            && counter >= (self.mainTabsPage * self.params.tabSize)) {
-          $(this).show();
-        } else {
-          if (self.params.hideRemaining || counter < (self.mainTabsPage * self.params.tabSize)) {
-            $(this).hide();
-          } else {
-            $(this).show();
-          }
-        }
-        counter++;
-      });
-};
-
-TabNavi.prototype.naviLeft = function() {
-  var self = this;
-  this.refreshTabCount();
-  if (self.mainTabsPage > 0) {
-    self.mainTabsPage--;
-  }
-  this.refreshNaviElementsStyle();
-};
-
-TabNavi.prototype.naviRight = function() {
-  var self = this;
-  this.refreshTabCount();
-  if (self.pagesCount > self.mainTabsPage) {
-    self.mainTabsPage++;
-  }
-  this.refreshNaviElementsStyle();
-};
-
-TabNavi.prototype.refreshTabCount = function() {
-  var self = this;
-
-  self.numberOfElements = 0;
-  this.mainTabItems = jQuery(PrimeFaces.escapeClientId(self.tabViewElement.id) + " > ul > li").each(function() {
-    self.numberOfElements++;
-  });
-
-  self.pagesCount = Math.ceil(self.numberOfElements / self.params.tabSize) - 1;
-};
-
-module.exports = TabNavi;