document.write ("<style>.hide {display: none;}</style>");

function ShowHide(id)
{
	obj = document.getElementById(id);
	if (obj.style.display == 'none') obj.style.display = 'block';
	else if(obj.style.display == 'block') obj.style.display = 'none';
	else obj.style.display = 'block';
	return false;
}