Answers for "how do i write timeout in js"

javascript settimeout

setTimeout(function(){
 	alert("Sup!"); 
}, 2000);//wait 2 seconds

javascript settimeout

// Redirect to index page after 5 sec
setTimeout(function(){ window.location="index"; },5000);

javascript settimeout

var timeoutID;

function delayedAlert() {
  timeoutID = window.setTimeout(window.alert, 2*1000, 'That was really slow!');
}

function clearAlert() {
  window.clearTimeout(timeoutID);
}