js buf fix

sites/all/themes/custom/edlptheme/assets/scripts/main.js

@@ -368,7 +368,7 @@
       // var origin_sys_path = window.localStorage.getItem('edlp_origin_path');
       var edlp_origin = JSON.parse(window.localStorage.getItem('edlp_origin'));
 
-      if(edlp_origin.sys_path){
+      if(edlp_origin != null && edlp_origin.sys_path){
         // var origin_url = window.localStorage.getItem('edlp_origin_url');
         // origin_hash is used as viewmode for taxonomy term entrees load (index or notice)
         // var origin_hash = window.localStorage.getItem('edlp_origin_hash');