var menu = new Menu(3);

if (menu.getLevels()[0])
  var section = new Obj('li_' + menu.getLevels()[0].id);
else
  var section = new Obj('li_home');

section.getElementsByTagName('a')[0].style.color = '#9c3';

menu.expandLevels(); 

var side = new Obj('side');
var side_links = side.getElementsByTagName('a');

for (i=0; i<side_links.length; i++)
{
  if (menu.url.indexOf(side_links[i]) >= 0)
    side_links[i].style.color = '#99c';
}