Pastable version of delayer

<pre class='prettyprint' language='javascript'>&lt;html&gt;
	&lt;head&gt;
		&lt;script&gt;
			var Delayer = function(){

var l_args = [];
				var l_callback = null;
				var lag = 500; // microsecond of delay
				var end = null;
				var tid = false;
				var mcnow = function(){
					var curDate = new Date();
					return curDate.getTime();
				};
				
				this.put = function(){
					l_callback = arguments[0];
					l_args = [];
					for (var i = 1; i &lt; arguments.length; i++) {
						l_args.push(arguments[i]);
					}
					
					end = mcnow() + lag;
					
					if (tid === false) {
						tid = setInterval(function(){
							if (mcnow() &gt; end) {
								l_callback.apply(null, l_args);
								clearInterval(tid);
								tid = false;
							}
						}, 10);
					}
					
					return true;
				};
			};
			var delayer = new Delayer;
			var count = 0;
			var go = function(){
				count++;
				delayer.put(window.alert, count);
				}

&lt;/script&gt;
	&lt;/head&gt;
	&lt;body&gt;
		&lt;input type=&quot;button&quot; id=&quot;go&quot; value='go()' onclick=&quot;go();&quot;&gt;
	&lt;/body&gt;
&lt;/html&gt;</pre>
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