Index: trunk/ippTasks/mkdetrend.pro
===================================================================
--- trunk/ippTasks/mkdetrend.pro	(revision 14153)
+++ trunk/ippTasks/mkdetrend.pro	(revision 14681)
@@ -114,5 +114,5 @@
     # we should have launched only a single detRun
     book getpage detRun 0 -var detRunID
-    if ($detRunID == NULL) 
+    if ("$detRunID" == "NULL") 
       echo "ERROR:detRun not defined"
       break