private void OnPageSelectionChanging(object sender, EventArgs eventArgs)
{
CheckForBL2364("start of page selection changing--should have old IDs");
if (_view != null && !_inProcessOfDeleting && !_inProcessOfLoading)
{
_view.ChangingPages = true;
_view.RunJavaScript("if (typeof(FrameExports) !=='undefined') {FrameExports.getPageFrameExports().pageSelectionChanging();}");
FinishSavingPage();
_view.RunJavaScript("if (typeof(FrameExports) !=='undefined') {FrameExports.getPageFrameExports().disconnectForGarbageCollection();}");
}
}