{xtype: 'container', layout: 'form', labelAlign: 'top', defaults:{width:400}, items:[
        {xtype: 'textfield', inputType: 'password', fieldLabel: 'Password', name: 'user[password]', maxLength: '46', allowBlank: false, itemId: 'initialPass', vtype: 'password'},
        {xtype: 'textfield', inputType: 'password', fieldLabel: 'Confirm password', name: 'user[password_confirmation]', maxLength: '46', allowBlank: false, initialPassword: 'initialPass', vtype: 'password'}
      ]}