library loading system

libSys.js

var libs = {};
function librarySystem(libName, depArr, cb){
  if (arguments.length > 1 && depArr.length >= 1){
    var storArr = []; 
    for(var i = 0; i < depArr.length; i++){
      storArr.push(libs[depArr[i]]);
    }
    libs[libName] = cb.apply(this, storArr);
  } else {
    libs[libName] = cb();
  }
  return libs[libName];
}

/*
libs = {one:'one',two:'get',three:'boogie'};
libSys('dancelikenooneswatching', ['two', 'three'], function(name, company) {
  return name + ' down and ' + company;
});
"get down and boogie"
*/