Async JS loader

script.js

PWCC = this.PWCC || {};
console = this.console || {};
console.log = this.console.log || function(){};
console.error = this.console.error || function(){};


(PWCC.exe = function(window, document, $) {
	var html = document.documentElement,
		body = html.getElementsByTagName('body')[0];
		
	load_async('/path/to/sync.js');
	
	function load_async(script_src) {
		var S = 'script',
		    i=document.createElement(S),
		    f=document.getElementsByTagName(S)[0];
		
		i.async = i.src = script_src;
		f.parentNode.insertBefore(i, f);
	}

})(this, document, jQuery);

sync.js

PWCC = this.PWCC || {};


(PWCC.async = function(window, document, $) {
    var html = document.documentElement,
        body = html.getElementsByTagName('body')[0];



})(this, document, jQuery);