function showPic(myURL, myName) {
  picWin = window.open('', myName, 'width=640,height=480');
  picWin.document.clear();
  picWin.document.write('<html lang="en-us"><body style="margin: 0"><img src="' + myURL + '" width="640" height="480" alt=""><\/body><\/html>');
  picWin.document.close();
}

