function ShowLogOnMenu() {
	document.write('<a href="/tech/yh/dl.asp"><font color=#333333>Íü¼ÇÃÜÂë</font></a> ');
	document.write('<a href="/tech/yh/zc0.asp"><font color=#333333>ÐÂ×¢²á</font></a> ');
}

function ShowLogOutMenu() {
	document.write('<a href="/tech/yh/exit.asp?turl="/index.asp"><img src="/tech/images/tc.gif" border=0></a> ');
}

  function showLayers(i)
  {
    eval("document.all.layer" + i + ".style.visibility='visible';");
    eval("document.all.m"+i+".style.backgroundColor='#ffffcc';");
    <!-- eval("document.all.f"+i+".style.color='#ff0000';"); --> 
  }
  function hideLayers(i)
  {
    eval("document.all.layer" + i + ".style.visibility='hidden';");
    eval("document.all.m" + i + ".style.backgroundColor='';");
   <!-- eval("document.all.f"+i+".style.color='#666666';"); -->
  }
  function navbarOver(src, clrOver)
  {
    if(!src.contains(event.fromElement))
    {
      //src.style.cursor = 'hand';
      src.bgColor = clrOver;
    }
  }
  function navbarOut(src, clrIn)
  {
    if(!src.contains(event.toElement))
    {
      //src.style.cursor = 'default';
      src.bgColor = clrIn;
    }
  }