// Toggle visibility of div

function toggle(name) {
	obj = document.getElementById(name);
	if (obj.style.display == 'none') {
		obj.style.display = 'block';
		document.images[name+'_updown'].src = 'img/close.gif';	
	}
	else { 
		obj.style.display = 'none';
		document.images[name+'_updown'].src = 'img/open.gif';	
	}
}