bind and model are IDREFs bind and model are IDREFs bind is an IDREF [^:]+:[^:]+ post put get form-data-post urlencoded-post [^:]+:[^:]+ all instance none ; & [^:]+:[^:]+ minimal compact full open closed open closed submission is an IDREF target is an IDREF model is an IDREF model is an IDREF model is an IDREF model is an IDREF model is an IDREF new replace submission is an IDREF model is an IDREF before after repeat is an IDREF case is an IDREF ephemeral modeless modal