<script language="JavaScript">
function na_hide_layer(lname)
{
  if(document.getElementById) {
    document.getElementById(lname).style.visibility = 'hidden';
  } else if(document.layers) {
    document.layers[lname].visibility = 'hide'  
  } else if(document.all)
    document.all(lname).style.visibility = 'hidden'
}

function na_show_layer(lname)
{
  if (na_show_layer.arguments.length <= 1) { // don't delete, backword compatibility
    if(document.getElementById) {
      document.getElementById(lname).style.visibility = 'visible';
    } else if(document.layers) {
      document.layers[lname].visibility = 'show'  
    } else if(document.all)
      document.all(lname).style.visibility = 'visible'
  } else {
    if(document.getElementById) {
      document.getElementById(lname).style.visibility = 'hidden';
    } else if(document.layers) {
      document.layers[lname].visibility = 'hide'  
    } else if(document.all)
      document.all(lname).style.visibility = 'hidden'
  }
}
</script><style type="text/css">

이제 이거 빼주지..

재미없잖아.

어느 정신