Initially check for regressions Open a course page Turn editing on Add a new activity - I chose Page Refresh the page Confirm that the page refreshes and doesn't show any warnings Set a title Refresh the page Confirm that you get a warning message Reload the page anyway Set a title but do not leave focus from the form element Refresh the page Confirm that you get a warning message Reload the page anyway Testing a broken form Add a new Assignment to the course View the submitted assignments using the 'View/grade all submissions' link Tick the 'Quick grading' checkbox at the bottom of the page Confirm that the page warns you even though you haven't made any other changes Edit mod/assign/gradingoptionsform.php and change the quickgrading checkbox to add the ignoredirty class: $mform->addElement('checkbox', 'quickgrading', get_string('quickgrading', 'assign'), '', array('class' => 'ignoredirty')); Refresh the submitted assignments page Tick the 'Quick grading' checkbox at the bottom of the page Confirm that the page reloads without warning Enter a grade for a student Tick the 'Quick grading' checkbox at the bottom of the page Confirm that you get a warning message this time Edit mod/page/mod_form.php and change the name textbox to add the ignoredirty class: $mform->addElement('text', 'name', get_string('name'), array('size'=>'48', 'class' => 'ignoredirty')); Add a new Page on a course Set a title but do not leave focus from the form element Refresh the page Confirm that you do not get a warning message