Removed the 'bind' attachments and the document ready function and replaced with the standard Drupal behaviors. Also added expand/collapse functionality for lower-level drop-downs.
Increased the minimum height of the page top container to account for changes in the navigation drop-downs.
Added unique styles for the lower-level drop-downs.
Style changes to correct appearance of multi-level menu drop-downs.
Added the mega menu JS file and moved drop-down styles out of the main JS file.
Added default multi-level menu settings to the arr_site module file.