var rules = {
  '#menu #main_menu li' : function(el) {
    el.onmouseover = function() { set_class_name(this, 'hover'); },
    el.onmouseout  = function() { set_class_name(this, ''); }
  }
};

function set_class_name(el, cls) {
  ul = el.getElementsByTagName('ul')[0];
  if(ul) ul.className = cls;
}




function replace_header(path_to_flash) {
  if(typeof sIFR == "function") {
    sIFR.replaceElement(named({
      sSelector:'h1',
      sFlashSrc:path_to_flash+'/adobe_garamond.swf',
      sColor:'#4E4B36',
      sWmode:'transparent'
    }));
  }
}