var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {
   browserType= "gecko"
}
function getElement(div) {
	if (browserType == "gecko" )
		return eval('document.getElementById(div)');
	else if (browserType == "ie")
		return eval('document.getElementById(div)');
	else
	  	return eval('document.layers[div]');
}

function hideDiv(div) {
  document.poppedLayer = getElement(div);
  document.poppedLayer.style.visibility = "hidden";
}

function show(div) {
  
  document.poppedLayer = getElement(div);
  document.poppedLayer.style.visibility = "visible";
}

function showHide(div) {
 
  document.poppedLayer = getElement(div);
  if (document.poppedLayer.style.visibility == "visible")
  	 document.poppedLayer.style.visibility = "hidden";
  else
	document.poppedLayer.style.visibility = "visible";
}



function disableEnable(div) {
document.poppedLayer = getElement(div);
  document.poppedLayer.disabled = !document.poppedLayer.disabled;
}