var remote
function cam(key)
{
  if (remote)
	   remote.close()
  remote = window.open("http://www.ukvx.teleeye.teleeye.net/blackvideo.jsp?key=" + key + "&mode=quality&bg=FFFFFF&ft=000040","remote","width=328,height=262,resizable=no,status=no,menubar=no,location=no,toolbar=no,scrollbars=no")
}