jQuery(document).ready(function() {

   /*
    * prevent cart links from double-/multiclicks
    */
   jQuery('a.cart, .cart a').click(function(event) {
       if (jQuery(this).attr('href')) {
           location.href = jQuery(this).attr('href');
           jQuery(this)
                .removeAttr('href')
                .attr('style', 'text-decoration: underline; cursor: default;');
           event.preventDefault();
       }
   });
});