/*
 * Making html5 elements backwards compatible.
 * See http://net.tutsplus.com/tutorials/html-css-techniques/how-to-make-all-browsers-render-html5-mark-up-correctly-even-ie6/
 * for more info
 */
document.createElement("article"); 
document.createElement("footer");
document.createElement("header");
document.createElement("hgroup");
document.createElement("nav");