Defer method implementation to have async functionality

gistfile1.js

Function.prototype.defer = function(t,args){
  var __method = this;
	var timeout = t*1000;
	window.setTimeout(function() {
	  return __method.call(__method, args);
	}, timeout);
};
	
function foo(args){
	console.log("ss:" , args.a);
}

foo.defer(3,{a:10});