Index: moodle/mod/lamslesson/mod_form.php
===================================================================
RCS file: /usr/local/cvsroot/moodle/mod/lamslesson/mod_form.php,v
diff -u -r1.7 -r1.8
--- moodle/mod/lamslesson/mod_form.php	31 Jan 2011 01:07:48 -0000	1.7
+++ moodle/mod/lamslesson/mod_form.php	31 Jan 2011 02:59:26 -0000	1.8
@@ -214,6 +214,10 @@
 //-------------------------------------------------------------------------------
 	$this->standard_grading_coursemodule_elements();
 
+	// set the default grade to 'No Grade' so it doesn't record
+	// anything on gradebook unless specifically set.
+	$mform->setDefault('grade', 0);
+
         // add standard elements, common to all modules
         $this->standard_coursemodule_elements();
 //-------------------------------------------------------------------------------