// Show popup menu.
function ShowMenu(menu, width)
{

    menu.style.width = width + 24; /*24 - width corners button*/
    menu.style.display = "block";
}

function HideMenu(menu)
{
		
    if (menu.active != "true")
        menu.style.display = "none";
}

function DelayHideMenu(menu)
{
    setTimeout(function(){HideMenu(menu);}, 200);
}
function containsDOM (container, containee) {
  var isParent = false;
  do {
    if ((isParent = container == containee))
      break;
    containee = containee.parentNode;
  }
  while (containee != null);
  return isParent;
}

function checkMouseEnter (element, evt) {
  if (element.contains && evt.fromElement) {
    return !element.contains(evt.fromElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}

function checkMouseLeave (element, evt) {
  if (element.contains && evt.toElement) {
    return !element.contains(evt.toElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}