remove global variables

@@ -28,8 +28,6 @@ module Kanjai
             end
             end
           end
           end
 
 
-          use_cache = false
-
           if current_admin_user || @page_data.page.private_flag == true || use_cache == false
           if current_admin_user || @page_data.page.private_flag == true || use_cache == false
             layer = @page_data.page.page_template.get_html_content
             layer = @page_data.page.page_template.get_html_content
             content_for_render = setTemplateContent(@page_data.page.domain, @page_data.page.page_template, layer, @page_data)
             content_for_render = setTemplateContent(@page_data.page.domain, @page_data.page.page_template, layer, @page_data)

@@ -2,6 +2,8 @@
     <%=j @page_content.to_s %>
     <%=j @page_content.to_s %>
 </div>
 </div>
 
 
-<script type="text/javascript">
-  var edit_layer_url = '<%= show_frontend_editor_admin_page_url(@page_data.page, lang: @page_data.lang) %>';
-</script>
+<% if @page_data %>
+  <script type="text/javascript">
+    var edit_layer_url = '<%= show_frontend_editor_admin_page_url(@page_data.page, lang: @page_data.lang) %>';
+  </script>
+<% end %>

 module Kanjai
 module Kanjai
-  VERSION = "0.0.219"
+  VERSION = "0.0.220"
 end
 end