Sailfish problems

import Sailfish.Silica 1.0
import QtQuick 1.1


Page {
    id: page

    SilicaFlickable {
        id: flick3
        anchors.fill: parent
        Column {
            width: page.width
            spacing: theme.paddingLarge
            Button {
                 id: button
                 text: "choose a time"

                 onClicked: pageStack.openDialog("Sailfish.Silica.TimePickerDialog", {
                     hour: 13,
                     minute: 30,
                     hourMode: DateTime.TwentyFourHours,
                                                     onAccepted: (
                         {button:text = "You chose: "}
                     )
                 })
             }
        }
    }
}