codice:
function addJs(collection) {

	var loaded = false;

	var add = function(url){
	
		var headID = document.getElementsByTagName("head")[0];         
		var newScript = document.createElement('script');
		newScript.type = 'text/javascript';
		newScript.src = url;
		newScript.onload=function(e){
		 
			loaded == true;
		
		};
		
		var test = headID.appendChild(newScript);
		return loaded;
	
	}

	for(var js = 0;js < collection.length;js++){
	
			while(add(collection[js]) == true){
			
			//return;
			}

	  
	}


}