/*
*    Sweet sugar for jQuery's $.data API.
*    http://yehudakatz.com/2009/04/20/evented-programming-with-jquery/
*
*    Instead of this:
*
*        $("#foo").data("foo"); // Get foo
*        $("#foo").data("foo", 'bar'); // Set foo
*
*    Do this:
*
*       $$('#foo').foo; // Get foo
*       $$('#foo').foo = "bar"; // Set foo
*
*/

var $$ = function(param) {
  var node = $(param)[0];
  var id = $.data(node);
  $.cache[id] = $.cache[id] || {};
  $.cache[id].node = node;
  return $.cache[id];
};