// Author: swf. (http://blog.swellfish.net)
// Author: nani (http://sangsangbox.net)
//
// Last Update: 2006-07-26

function nani_tlayer(obj) {
	if (obj.style.display == 'none') obj.style.display = 'block';
	else if (obj.style.display == 'block') obj.style.display = 'none';
}