01.window.onload = function() {
02.
03. setTimeout(function() {
04.
05.// reference to <head>
06. var head = document.getElementsByTagName('head')[0];
07.
08.
09.// a new CSS
10. var css = document.createElement('link');
11. css.type = "text/css";
12. css.rel = "stylesheet";
13. css.href = "http://domain.tld/preload.css";
14.
15.// a new JS
16. var js = document.createElement("script");
17. js.type = "text/javascript";
18. js.src = "http://domain.tld/preload.js";
19.
20.// preload JS and CSS
21. head.appendChild(css);
22. head.appendChild(js);
23.
24.// preload image
25. new Image().src = "http://domain.tld/preload.png";
26.
27. }, 1000);
28.
29.};
