function setVisible(obj)
{
	scroll(0,0);
	obj = document.getElementById(obj);
	obj.style.display = (obj.style.display == 'block') ? 'none' : 'block';
}
function show()
{
	var div=document.getElementById('popup');
	div.style.display="block";
}


function hide()
{
	var div=document.getElementById('popup');
	div.style.display="none";
}