function popupImage(imageFileName, imageWidth, imageHeight)
{
myPopup = window.open ('', "myWin", "location=0,status=0,scrollbars=0,width=" + imageWidth + ",height=" + imageHeight);
myPopup.document.write('');
myPopup.document.write('');
myPopup.document.write('');
myPopup.document.write('');
myPopup.document.write('Large image');
myPopup.document.write('');
myPopup.document.write('');
myPopup.document.write('');
myPopup.document.write('
');
myPopup.document.write('');
myPopup.document.write('');
myPopup.moveTo(100, 100);
}