Small fix to avoid ajax hangups after nonexistent element update.

diff --git a/js/utils.js b/js/utils.js
index fca82d03c069af2f8e1acaf82ab34caaeafd560d..877af9ad60cc4eab67c98fe540724e2d56512538 100644 (file)
--- a/js/utils.js
+++ b/js/utils.js
@@ -56,6 +56,7 @@
 //                             debug(cmd+':'+property+':'+type+':'+id);
                        // seek element by id if there is no elemnt with given name
                          objElement = document.getElementsByName(id)[0] || document.getElementById(id);
+                         if(!objElement) continue;
                  if(cmd=='as') {
                                  eval("objElement.setAttribute('"+property+"',"+data+");");
                          } else if(cmd=='up') {