Yeni Sekmede Sayfa Açtırma, C#
ScriptManager.RegisterStartupScript(Page, typeof(Page), "OpenWindow", "window.open('/xxx/zzz.aspx?TahsilatID=" + gridTahsilatlar.DataKeys[Convert.ToInt32(e.CommandArgument)].Value.ToString() + " &Musteri=" + lblMusteriID.Text + " ');", true);