var itemObj;
function changeItem(obj)
{
  if (itemObj && itemObj.parentNode)
	{
	  itemObj.parentNode.className = 'children-menu-li';
	}
	obj.parentNode.className = 'children-menu-li-current';
	itemObj = obj;
}

function disp()
{
	var left = (screen.width - 796) / 2;
	var top = (screen.height - 500) / 2;
	var news = window.open('pop.html', "news", "width = 796, height = 500, scrollbars = 1, left = " + left + ", top = " + top + ", resizable = 1");
	news.focus();
}