renderContentOn: html super renderContentOn: html. m := model shallowCopy. html form: [ html text: 'Full name : '. html textInput on: #fullname of: m. html break. html text: 'Birthdate : '. html dateInput on: #birthdate of: m. html break. html submitButton text: 'Test temporary'; callback: [self inform: m fullname]. html submitButton text: 'Save'; callback: [model := m shallowCopy. self inform: model fullname. self answer]. html cancelButton text: 'Cancel'; callback: [self answer]. ]