Default Values The following is a list of default values which do not need to be set (found in system_elements): button #name = 'op' #button_type = 'submit' #submit = FALSE checkbox #return_value = 1 checkboxes #tree = 1 fieldset #collapsible = FALSE #collapsed = FALSE file #size = 60 form #method = 'post' #action = request_uri() markup #prefix = '' #suffix = '' item #prefix = '' #suffix =