function showHideDiv(strDivName,stateIE, stateNS)
{
if (document.all)
	{	
	document.all(strDivName).style.visibility = stateIE;
	return false;
	}
else if (document.layers)
	{
	document.layers[strDivName].visibility = stateNS;
	return false;
	}
else if (document.getElementById)	
	{
	document.getElementById(strDivName).style.visibility = stateIE;
	return false;
	}	
}