Namespace by direct assignment

//Before: antipattern 3 global variables
   var setActivePage = function () {};
   var getPage = function() {};
   var redirectPage = function() {};

//After:  just 1 global variable, no function collision and more meaningful function names
   var NavigationNs = NavigationNs || {};
   NavigationNs.active = function() {}
   NavigationNs.pagination = function() {}
   NavigationNs.redirection = function() {}