Javascript-based script loader

scriptloader.js

//Source
loadScript = (function(document, tagName) {
	var scriptElement = document.getElementsByTagName(tagName)[0];
	return function(url) {
		var element = document.createElement(tagName);
		element.src = element.async = url;
		scriptElement.parentNode.insertBefore(element, scriptElement);
	}
}(document, 'script'));

//Minified
loadScript=function(a,b){var c=a.getElementsByTagName(b)[0];return function(e){var f=a.createElement(b);f.src=f.async=e,c.parentNode.insertBefore(f,c)}}(document,"script")

//Usage
loadScript('assets/scripts/core.js');

//Thanks to Mathias Bynens for his article on optimising the google analytics-snippet: http://mathiasbynens.be/notes/async-analytics-snippet#result
//Minified using UglifyJS: http://marijnhaverbeke.nl/uglifyjs