private async Task doMoveToRTHome()
{
if (_curList.SelectedIndices.Count > 0)
{
PostClass post = GetCurTabPost(_curList.SelectedIndices[0]);
if (post.RetweetedId != null)
{
await this.OpenUriInBrowserAsync("https://twitter.com/" + GetCurTabPost(_curList.SelectedIndices[0]).RetweetedBy);
}
}
}