Ysf.Dom.quiet = true;

PanelMenu = {
   timers: new Array (),
   elements: new Array (),
   offsetX: {'vertical': 10,  'horizontal': 148},
   offsetY: {'vertical': 19, 'horizontal': -1},
   
   enter: function (el) {
      var c = $child(el, 'ul');
      
      if (el.parentNode.parentNode.tagName.toLowerCase () == 'li') {
         this.hold(el.parentNode.parentNode);
      }
      if (c) {
         c.style.visibility = 'visible';
      }
   },
   
   hold: function (el) {
      if (this.timers[el.id]) {
         clearTimeout(this.timers[el.id]);
      }
      if (el.parentNode.parentNode.tagName.toLowerCase () == 'li') {
         this.hold(el.parentNode.parentNode);
      }
   },
   
   exit: function (el) {
      this.elements[el.id] = el;
      this.timers[el.id] = setTimeout('PanelMenu.close(\'' + el.id + '\')', 200);
   },
   
   close: function (id) {
      el = this.elements[id];
      var c = $child(el, 'ul');
      if (c) {
         c.style.visibility = 'hidden';
      }
   }
};