click sequence interval in milliseconds. equivalent to 2 seconds.
You can change it to longer than 2 seconds but please don't change it to a lower value because it can messed up the timings if you have a slow internet. If you have a very slow internet connection, I recommend setting it up to 3 seconds or higher. */
var interval = 1500;

var restart, tile1, timeout1, timeout2, timeout3;

// force the difficulty to 1 mine at the start of the game.
$('.quarter').first().find('button').click(); 

start_game();
function start_game() {
    
    var risky_bet = Math.floor((Math.random() * 100) + 1);    
    
	if(restart == 1){
        if (risky_bet < risky_bet_chance) {
            $('#bet').val(1.5*bigBet);