function openWindow(url, width, height, winName)
{
  var para = "toolbar=no,directories=no,menubar=no,width=" + width + ",height=" + height + ",location=no,scrollbars=yes,resizable=yes,status=yes";
  TWN=window.open(url, 'winName', para );
  TWN.focus();
}

function openWindow2 (url, width, height) {
	var para = "toolbar=no,directories=no,menubar=no,width=" + width + ",height=" + height + ",location=no,scrollbars=yes,resizable=yes,status=yes";
    TWN=window.open(url, 'newWin', para );
}

function openWindow3(url, width, height, winName)
{
  var para = "toolbar=no,directories=no,menubar=no,width=" + width + ",height=" + height + ",location=no,scrollbars=yes,resizable=yes,status=yes";
  TWN=window.open(url, 'winName', para );
  TWN.focus();
}