gistfile1.js

// IE
var arrayFrom = Array.from;
try {
	arrayFrom(document.html.childNodes);
} catch(e){
	Array.from = function(item){
		if (Type.isEnumerable(item)){
			var i = item.length, array = new Array(i);
			while (i--) array[i] = item[i];
			return array;
		}
		return arrayFrom(item);
	};
}