erp5_xhtml_style: Allow fullscreen in iframes

product/ERP5/bootstrap/erp5_xhtml_style/SkinTemplateItem/portal_skins/erp5_xhtml_style/erp5_gadgetfield.js.js

@@ -123,6 +123,7 @@
               elements[j].style.height = "100%";
               iframe.style.width = "100%";
               iframe.style.height = "100%";
+              iframe.allowFullscreen = true;
               j += 1;
             }
           }