// JScript 文件
function layer_show(layer_name)
{
  if(layer_name=="tt01")
  {
     document.getElementById(layer_name).className="mose";
     document.getElementById("tt02").className="yuan";
     document.getElementById("tt03").className="yuan";
     document.getElementById("tt04").className="yuan";
     document.getElementById("tt05").className="yuan";
     document.getElementById("tt06").className="yuan";
     document.getElementById("div001").style.visibility="visible";
     document.getElementById("div002").style.visibility="hidden";
     document.getElementById("div003").style.visibility="hidden";
     document.getElementById("div004").style.visibility="hidden";
     document.getElementById("div005").style.visibility="hidden";
     document.getElementById("div006").style.visibility="hidden";
  }
  if(layer_name=="tt02")
  {
     document.getElementById("tt01").className="yuan";
     document.getElementById(layer_name).className="mose";
     document.getElementById("tt03").className="yuan";
     document.getElementById("tt04").className="yuan";
     document.getElementById("tt05").className="yuan";
     document.getElementById("tt06").className="yuan";
     document.getElementById("div001").style.visibility="hidden";
     document.getElementById("div002").style.visibility="visible";
     document.getElementById("div003").style.visibility="hidden";
     document.getElementById("div004").style.visibility="hidden";
     document.getElementById("div005").style.visibility="hidden";
     document.getElementById("div006").style.visibility="hidden";
  }
  if(layer_name=="tt03")
  {
     document.getElementById("tt01").className="yuan";
     document.getElementById("tt02").className="yuan";
     document.getElementById(layer_name).className="mose";
     document.getElementById("tt04").className="yuan";
     document.getElementById("tt05").className="yuan";
     document.getElementById("tt06").className="yuan";
     document.getElementById("div001").style.visibility="hidden";
     document.getElementById("div002").style.visibility="hidden";
     document.getElementById("div003").style.visibility="visible";
     document.getElementById("div004").style.visibility="hidden";
     document.getElementById("div005").style.visibility="hidden";
     document.getElementById("div006").style.visibility="hidden";
  }
  if(layer_name=="tt04")
  {
     
     document.getElementById("tt01").className="yuan";
     document.getElementById("tt02").className="yuan";
     document.getElementById("tt03").className="yuan";
     document.getElementById(layer_name).className="mose";
     document.getElementById("tt05").className="yuan";
     document.getElementById("tt06").className="yuan";
     document.getElementById("div001").style.visibility="hidden";
     document.getElementById("div002").style.visibility="hidden";
     document.getElementById("div003").style.visibility="hidden";
     document.getElementById("div004").style.visibility="visible";
     document.getElementById("div005").style.visibility="hidden";
     document.getElementById("div006").style.visibility="hidden";
  }
  if(layer_name=="tt05")
  {
     
     document.getElementById("tt01").className="yuan";
     document.getElementById("tt02").className="yuan";
     document.getElementById("tt03").className="yuan";
     document.getElementById("tt04").className="yuan";
     document.getElementById(layer_name).className="mose";
     document.getElementById("tt06").className="yuan";
     document.getElementById("div001").style.visibility="hidden";
     document.getElementById("div002").style.visibility="hidden";
     document.getElementById("div003").style.visibility="hidden";
     document.getElementById("div004").style.visibility="hidden";
     document.getElementById("div005").style.visibility="visible";
     document.getElementById("div006").style.visibility="hidden";
  }
  if(layer_name=="tt06")
  {
     
     document.getElementById("tt01").className="yuan";
     document.getElementById("tt02").className="yuan";
     document.getElementById("tt03").className="yuan";
     document.getElementById("tt04").className="yuan";
     document.getElementById("tt05").className="yuan";
     document.getElementById(layer_name).className="mose";
     document.getElementById("div001").style.visibility="hidden";
     document.getElementById("div002").style.visibility="hidden";
     document.getElementById("div003").style.visibility="hidden";
     document.getElementById("div004").style.visibility="hidden";
     document.getElementById("div005").style.visibility="hidden";
     document.getElementById("div006").style.visibility="visible";
  }
}