var _last_li = null;
//var zryw = null;

function init_menu(ul)
{
//  zryw = document.getElementById("grzebien");

  if (document.all && ul.currentStyle) {
    var lis = ul.getElementsByTagName("LI");

    for (var i = 0; i < lis.length; i++) {
      lis[i].onmouseover = function (event) {
	if (this.lastChild && this.lastChild.tagName == "UL")
	  this.lastChild.style.display = "block";
	this.className = "hilite";
	if (_last_li && _last_li != this) {
	  _last_li.className = "";
	  if (_last_li.lastChild.tagName == "UL")
	    _last_li.lastChild.style.display = "none";
	}
	_last_li = null;
//	zryw.style.visibility = 'hidden';
      };
      lis[i].onmouseout = function (event) {
	setTimeout(function () {
	  if (_last_li) {
	    _last_li.className = "";
	    if (_last_li.lastChild.tagName == "UL")
  	      _last_li.lastChild.style.display = "none";
	  }
	}, 100);
	_last_li = this;
//	zryw.style.visibility = '';
      };

      if (lis[i].lastChild.tagName == "UL")
      	init_menu(lis[i].lastChild);
    }
  }
}