jquery.nano.js

/* Nano Templates (Tomasz Mazur, Jacek Becela) */ 
(function($){  
  $.nano = function(template, data) {  
    return template.replace(/\{([\w\.]*)\}/g, function (str, key) {  
      var keys = key.split("."), value = data[keys.shift()];  
      $.each(keys, function () { value = value[this]; });  
      return (value === null || value === undefined) ? "" : value;  
    });  
  };  
})(jQuery);