window.jQuery = window.$ = require("path/to/jquery-x.x.x.js");
require("path/to/velocity.js");
// Optional: If you're using the UI pack, require it after Velocity. (You don't need to assign it to a variable.)
require("path/to/velocity.ui.js");
/* Your app code here. */
$("body").velocity({ opacity: 0.5 });
