justdice javascript phase 2

var fraction=50000;
var longer=document.getElementById('pct_balance').value;
var b=(longer/fraction).toFixed(8);
var target = 64000
parseFloat(document.getElementById('pct_bet').value = (b));
var old = document.getElementById('pct_balance').value;
var older = document.getElementById('pct_balance').value;
var bob = 10000000
var x = bob
var v = bob
var win;
var nextbet;

function bet(){
$('#a_hi').click();
setTimeout('', 3000); }

function dobet(){
var balance=document.getElementById('pct_balance').value;
var previousbet = document.getElementById('pct_bet').value;
document.getElementById('pct_chance').value = 49.5;
if (balance>older) {
win=true;
older=parseFloat(balance);
}else if (balance<older) {
win=false;
older=parseFloat(balance);
}
 if (win==true) {
     v = v+1;
   }else{
     v = v-1;
}
 if ((v<=(x-4)) | (v>=(x+7))) {
     nextbet = previousbet*2;
     x = v;
}
 if (balance>=(old+(b*10))) {
      nextbet = b;
      v = bob;
      x = bob;
      old = parseFloat(balance);
}
if (nextbet==null) {
nextbet=previousbet;
}
if (balance > target) {
//stop();
$('#notification').html('Relax & Reload');
alert('Relax & Reload');
console.log('Relax & Reload');
return;
}
document.getElementById('pct_bet').value = nextbet;
bet();
}
setInterval(() => dobet(), 3000);