function smallWin(url)
			{
			small=window.open(url, "extraa", "toolbar=no,status=no,resizable=no,scrollbars=no,location=no,menubar=no,width=100,height=100");
			small.focus();
			}

function bigWin(url)
			{
			big=window.open(url, "extrab", "toolbar=no,status=yes,resizable=yes,scrollbars=yes,location=yes,menubar=no,width=640,height=480");
			big.focus();
			}