(function() {
    escape_re = /[#;&,\.\+\*~':"!\^\$\[\]\(\)=>|\/\\]/;
    jQuery.escape = function jQuery$escape(s) {
      var left = s.split(escape_re, 1)[0];
      if (left == s) return s;
      return left + '\\' +
        s.substr(left.length, 1) +
        jQuery.escape(s.substr(left.length+1));
    };
})();

$.extend({
      getUrlVars: function(){
        var vars = [], hash;
        var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
        for(var i = 0; i < hashes.length; i++)
        {
          hash = hashes[i].split('=');
          vars.push(hash[0]);
          vars[hash[0]] = hash[1];
        }
        return vars;
      },
      getUrlVar: function(name){
        return $.getUrlVars()[name];
      }
});