NodeList.forEach()
Pushes support back to at least IE6.
/**
* NodeList.prototype.forEach() polyfill
* https://developer.mozilla.org/en-US/docs/Web/API/NodeList/forEach#Polyfill
*/
if (window.NodeList && !NodeList.prototype.forEach) {
NodeList.prototype.forEach = function (callback, thisArg) {
thisArg = thisArg || window;
for (var i = 0; i < this.length; i++) {
callback.call(thisArg, this[i], i, this);
}
};
}