function shutter(div)
{
	var divName = 'shutter-' + div;
	var headerName = 'shutterHeader-' + div;
	
	div = document.getElementById(divName);
	headerdiv = document.getElementById(headerName);
	
	if(div.style.display == 'none' || div.style.display == '')
	{
		div.style.display = 'block';
		//alert(header);
		headerdiv.className='shutterHeader shutterHeaderOpen';
	}
	else
	{
		div.style.display = 'none';		
		headerdiv.className='shutterHeader';
	}
	
}