<!--
function show(what)
{
     what.style.display="";
}
function hide(what)
{ 
     what.style.display="none";
}
function showhide(what)
{
  if (what.style.display=="none")
   {
     what.style.display="";
   }
  else
   {  
     what.style.display="none";
   }
}

function mOpen(menu_No) 
{
    showBox=document.all.box[menu_No];
    showBox.style.visibility = "visible";
    showBox.style.top = 25;    // 出現的高度
    var items = 5;
    for (i=0; i<items; i++) 
    {
          
      if(i == menu_No)
      {
       document.all.box[i].style.visibility ="visible";
      }
      else
      {
       document.all.box[i].style.visibility ="hidden";
      }
    }
}

function mClose() 
{
  var items = 5;
  for (i=0; i<items; i++) 
  {
    document.all.box[i].style.visibility="hidden";
  }
}

function mOpen2(menu_No) 
{   
    showBox=document.all.box2[menu_No];
    showBox.style.visibility = "visible";
    showBox.style.left = 100;    // 出現的高度
    var items = 5;
    for (i=0; i<items; i++) 
    {
          
      if(i == menu_No)
      {
       document.all.box2[i].style.visibility ="visible";
      }
      else
      {
       document.all.box2[i].style.visibility ="hidden";
      }
    }
}

function mClose2() 
{
  var items = 5;
  for (i=0; i<items; i++) 
  {
    document.all.box2[i].style.visibility="hidden";
  }
}
function mOpen3(menu_No) 
{
    showBox=document.all.box2[menu_No];
    showBox.style.visibility = "visible";
    showBox.style.left = 30;    // 出現的高度
    var items = 4;
    for (i=0; i<items; i++) 
    {
          
      if(i == menu_No)
      {
       document.all.box2[i].style.visibility ="visible";
      }
      else
      {
       document.all.box2[i].style.visibility ="hidden";
      }
    }
}
function mClose3() 
{
  var items = 4;
  for (i=0; i<items; i++) 
  {
    document.all.box2[i].style.visibility="hidden";
  }
}
//-->