Index: /trunk/ippScripts/scripts/detrend_reject.pl
===================================================================
--- /trunk/ippScripts/scripts/detrend_reject.pl	(revision 8196)
+++ /trunk/ippScripts/scripts/detrend_reject.pl	(revision 8197)
@@ -10,4 +10,9 @@
 use constant RECIPE => "PPSTATS_REJECT"; # Recipe to use on residuals
 use constant CLIP => 3;		# Rejection limit for sigma clipping
+
+if (scalar @ARGV == 0) {
+    die "Output rejected images from a stack, based on their statistics.\n\n" .
+	"Usage: $0 FILE_1.fits FILE_2.fits FILE_3.fits ...\n\n";
+}
 
 # look for commands we need
Index: /trunk/ippScripts/scripts/phase0exp.pl
===================================================================
--- /trunk/ippScripts/scripts/phase0exp.pl	(revision 8196)
+++ /trunk/ippScripts/scripts/phase0exp.pl	(revision 8197)
@@ -28,4 +28,8 @@
 ###			   "CELL.TIME" # Time of exposure --- not yet implemented
 			   );
+if (scalar @ARGV == 0) {
+    die "Perform phase 0 processing on the component files of an FPA.\n\n" .
+	"Usage: $0 FPA_FILE_1.fits FPA_FILE_2.fits FPA_FILE_3.fits ...\n\n";
+}