if (myIdx >= 0 && game.chats.length > 0) {
// Did a chat message arrive after my last move?
let vr_tmp = new V(game.fen); //start from last position
if (myIdx >= 0 && game.chats.length > 0) {
// Did a chat message arrive after my last move?
let vr_tmp = new V(game.fen); //start from last position