diff -r 610091388da0 enrol/yui/rolemanager/rolemanager.js
--- a/enrol/yui/rolemanager/rolemanager.js	Sun Mar 27 22:19:09 2011 +0530
+++ b/enrol/yui/rolemanager/rolemanager.js	Sun Mar 27 22:23:15 2011 +0530
@@ -391,7 +391,7 @@
             }
             var node = null;
             for (var i in this.roles) {
-                if (node = this.get('contentNode').one('#add_assignable_role_'+i)) {
+                if (node = this.get('contentNode').one('#add_assignable_role_'+this.roles[i])) {
                     node.removeAttribute('disabled');
                 }
             }
@@ -416,4 +416,4 @@
         }
     }
 
-}, '@VERSION@', {requires:['base','node','io','json-parse','test','moodle-enrol-notification']});
\ No newline at end of file
+}, '@VERSION@', {requires:['base','node','io','json-parse','test','moodle-enrol-notification']});