function toggle (lev, ni) {
	var links = EdW.$(lev);
	var tog = EdW.$(ni).style.display = 'none';
	links.onmouseup = function() {
		EdW.toggleDisplay( ni, 'block');
		return false;
	}
}

function toggleAll() {
toggle('level0','niv0');
toggle('level1','niv1');
toggle('level2','niv2');
toggle('level3','niv3');
}

function prepareNav() {
  var nav = EdW.$("nav");
  var links = nav.getElementsByTagName("a");
  for (var i=0; i<links.length; i++ ) {
	  var sectionId = links[i].getAttribute("href");
	  links[i].destination = sectionId;
    links[i].onclick = function() {
	EdW.makerequest(this.destination, 'hw'); return false;
    }

  }
}
function start() {
	EdW.makerequest('inuitz.htm', 'hw');
}

EdW.addLoadEvent(prepareNav);
EdW.addLoadEvent(toggleAll);
EdW.addLoadEvent(start);