_wndPopup = null;
function popupImage(strTitle, strURL, nWidth, nHeight) {
if ((_wndPopup != null) && (!_wndPopup.closed)) {
_wndPopup.close();
_wndPopup = null;
}
_wndPopup = open('', 'MSPIPopup', 'width=' + nWidth + ',height=' + nHeight + ',left=' + ((screen.width - nWidth) / 2) + ',top=' + ((screen.height - nHeight) / 2));
_wndPopup.document.write('' + strTitle + '');
_wndPopup.document.write('
');
_wndPopup.document.write("");
_wndPopup.document.close();
}