Vanilla JavaScript - Query Selector - http://modernweb.com/2013/05/06/5-things-you-should-stop-doing-with-jquery/
// create a global '$' variable
window.$ = function(selector) {
return document.querySelector(selector);
};
(function() {
// select item1 by id and change it's background color to salmon
var item = $("#salmon").style.backgroundColor="salmon";
console.log(item);
}());