function showDIV(whichDIV)
{
	if (document.getElementById)
	{
		// this is the way the standards work
		var div = document.getElementById(whichDIV).style;
		div.display = div.display? "":"block";
	}
	else if (document.all)
	{
		// this is the way old msie versions work
		var div = document.all[whichDIV].style;
		div.display = div.display? "":"block";
	}
	else if (document.layers)
	{
		// this is the way nn4 works
		var div = document.layers[whichDIV].style;
		div.display = div.display? "":"block";
	}
}

function hideDIV(whichDIV)
{
	if (document.getElementById)
	{
		// this is the way the standards work
		var div = document.getElementById(whichDIV).style;
		div.display = div.display? "":"none";
	}
	else if (document.all)
	{
		// this is the way old msie versions work
		var div = document.all[whichDIV].style;
		div.display = div.display? "":"none";
	}
	else if (document.layers)
	{
		// this is the way nn4 works
		var div = document.layers[whichDIV].style;
		div.display = div.display? "":"none";
	}
}