Short function to create namespaces in Javascript for recent browsers ( depends on jQuery and Array.prototype.reduce )

namespacer.js

$.each([
    'author.package1',
    'author.package2.subpackage1',
    'author.package3.subpackage4',
    'author.package3.subpackage4.subpackage5',
],function(i,f){f.split('.').reduce(function(n,c){return n[c]||(n[c]={});},g)});