Index: trunk/ippMonitor/raw/plotHistogram.php
===================================================================
--- trunk/ippMonitor/raw/plotHistogram.php	(revision 41730)
+++ trunk/ippMonitor/raw/plotHistogram.php	(revision 42384)
@@ -12,5 +12,5 @@
 
 ### we must have been past arguments with GET:
-if ($_SERVER[REQUEST_METHOD] != 'GET') { 
+if ($_SERVER['REQUEST_METHOD'] != 'GET') { 
   exit ();
 }
@@ -43,7 +43,7 @@
 }
 
-$infile  = $_GET[input];
-$outfile = $_GET[output];
-$title = $_GET[title];
+$infile  = $_GET['input'];
+$outfile = $_GET['output'];
+$title = $_GET['title'];
 
 if ($debug) {