itor contents present changes when compared
	// to the contents loaded into the editor at startup
	// https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_editor.html#method-checkDirty
	alert( editor.checkDirty() );
}

function ResetDirty() {
	// Get the editor instance that we want to interact with.
	var editor = CKEDITOR.instances.editor1;
	// Resets the "dirty state" of the editor (see CheckDirty())
	// https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_editor.html#method-resetDirty
	editor.reset