scrollTo an element using Velocity

scrollTo.js

/**
 * Functionality:
 * - scrolls to an element using Velocity
 * 
 * Assumes: 
 * - window.jQuery = window.$ = require('jquery');
 */
var velocity = require('velocity-animate');

// Public
module.exports = function(element, opts){

  var options  = $.extend({
    'duration' : 600,
    'easing'   : 'easeOutCirc',
    'callback' : function(){ }
  }, opts);

  $(element).velocity('scroll', {
    'duration' : options.duration,
    'offset'   : -8,
    'easing'   : options.easing,
    'complete' : options.callback
  });

};