void thumRec_OnSliceClicked(object sender, ThumClickEventArgs e)
{
// move highlight
ThumSlice senderSlice = sender as ThumSlice;
_sortNavi.MoveHighlightFrameTo(senderSlice);
SyncSortIndex(e.SliceID);
_currentSlice = _targetShadow.Children[e.SliceID] as PhotoSlice;
}
void thumRec_OnSliceClicked(object sender, ThumClickEventArgs e)
{
// move highlight
ThumSlice senderSlice = sender as ThumSlice;
_sortNavi.MoveHighlightFrameTo(senderSlice);
SyncSortIndex(e.SliceID);
_currentSlice = _targetShadow.Children[e.SliceID] as PhotoSlice;
}