private void m_chkExportPictures_CheckedChanged(object sender, EventArgs e)
{
m_mediator.PropertyTable.SetProperty(ksLiftExportPicturesPropertyName, m_chkExportPictures.Checked);
m_mediator.PropertyTable.SetPropertyPersistence(ksLiftExportPicturesPropertyName, true);
m_fExportPicturesAndMedia = m_chkExportPictures.Checked;
}