(function(){
  if(jQuery){
    $.extend({
	  getUrlVars: function(){
		var vars
		var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('/');
		vars = hashes.pop();
		return vars;
	  },
	  getUrlVar: function(){
		return $.getUrlVars();
	  }
	});
  }
})();