diff --git a/elements/ContentPanorama.php b/elements/ContentPanorama.php
index a460592..531617f 100644
--- a/elements/ContentPanorama.php
+++ b/elements/ContentPanorama.php
@@ -57,11 +57,11 @@ protected function compile() {
         $this->Template->showCompass = $this->panorama_compass;
 
         // add javascripts and stylesheet to head
-        if( array_search('system/modules/ce_panorama/assets/libpannellum.js',$GLOBALS['TL_JAVASCRIPT']) === FALSE ) {
+        if( !is_array($GLOBALS['TL_JAVASCRIPT']) || array_search('system/modules/ce_panorama/assets/libpannellum.js',$GLOBALS['TL_JAVASCRIPT']) === FALSE ) {
             $GLOBALS['TL_JAVASCRIPT'][] = 'system/modules/ce_panorama/assets/libpannellum.js';
         }
 
-        if( array_search('system/modules/ce_panorama/assets/pannellum.js',$GLOBALS['TL_JAVASCRIPT']) === FALSE ) {
+        if( !is_array($GLOBALS['TL_JAVASCRIPT']) || array_search('system/modules/ce_panorama/assets/pannellum.js',$GLOBALS['TL_JAVASCRIPT']) === FALSE ) {
             $GLOBALS['TL_JAVASCRIPT'][] = 'system/modules/ce_panorama/assets/pannellum.js';
         }