javascript queue

javascript-queue.js

/*
Example:

queue(function(){ click_it(); }, 1000);
queue(function(){ refresh_it(); }, 1800);

// it will run click_it() at 1sec, and run refresh_it() at 2.8sec

*/
var _queue_runner;
var _queues = [];
function queue(func, sleep)
{
    _queues.push([func, sleep]);
}
 
function run_queue()
{
    if(_queues.length === 0)
    {
        _queue_runner = setTimeout(run_queue, 1000);
        return;
    }
 
    var run = _queues.shift();
    run[0]();
    _queue_runner = setTimeout(run_queue, run[1]);
 
}
 
clearTimeout(_queue_runner);
run_queue();