function switchDiv(divName,visState) {
  if(document.getElementById) {
		document.getElementById(divName).style.visibility=visState;
  }
  else if(document.all) {
		document.all(divName).style.visibility=visState;
  }
}

function toggleDiv(divName) {
  if(document.getElementById) { document.getElementById(divName).style.visibility=(document.getElementById(divName).style.visibility=="visible")?"hidden":"visible";
  }
  else if(document.all) { document.all(divName).style.visibility=(document.all(divName).style.visibility=="visible")?"hidden":"visible";
  }
}