/**
 * Parses the fragment identifiers (pseudo-query parameters) from the
 * hash (#) of a specified URL
 * @param {String} url A URL with a
 * @returns {Object} Hash object of fragment identifiers (key/value pairs)
 */
var parseQueryString = function(url) {
  url = url || window.location.search;
  var search = url.substring(url.indexOf('?') + 1);
  return parseAmpersandDelimitedKeyValuePairs(search);
};
 
 
/**
 * Parses the fragment identifiers (pseudo-query parameters) from the
 * hash (#) of a specified URL
 * @param {String} url A URL with a
 * @returns {Object} Hash object of fragment identifiers (key/value pairs)
 */
var parseFragmentIdentifiers = function(url) {
  url = url || window.location.hash;
  var hash = url.substring(url.indexOf('#') + 1);
  return parseAmpersandDelimitedKeyValuePairs(hash);
};
 
 
var parseAmpersandDelimitedKeyValuePairs = function(str) {
  var obj = str.split('&');
  var params = {};
  while (obj.length > 0) {
    var p = obj.pop().split('=');
    params[p[0]] = (typeof p[1] === 'string') ? window.unescape(p[1]) : p[1];
  }
  return params;
};