erp5_web_renderjs_ui: don't translate if no database found

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_translation_js.js

@@ -4,8 +4,11 @@
   "use strict";
 
   function translate(string, gadget) {
+    if (translation_data[gadget.state.language]) {
       return translation_data[gadget.state.language][string] || string;
     }
+    return string;
+  }
 
   // translate a list of elements passed and returned as string
   function translateHtml(string, gadget) {

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_translation_js.xml

@@ -234,7 +234,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>955.18006.50413.2645</string> </value>
+                <value> <string>955.20795.60990.42035</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -252,7 +252,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1479302155.8</float>
+                        <float>1479833218.18</float>
                         <string>UTC</string>
                       </tuple>
                     </state>