var infoWin = null;
function showInfo()	{
	if(!infoWin || infoWin.closed)
		infoWin = window.open ("", "Info", 'dependent=yes,toolbar=no,directories=no,location=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=205,height=140');
	infoWin.location = "zi.html";
	infoWin.focus();
}