QR Bookmarklet that opens an external window with the QR code of either selected text or the current URL

qr_bookmarklet.js

javascript:(function() {
   window.open('http://chart.apis.google.com/chart?cht=qr&chs=250x250&chl='+encodeURIComponent(getSelection().toString() || window.location.href)+'&chld=H|0', 'QR Window','location=0,status=0,scrollbars=0,toolbar=0,menubar=0,directories=0,resizable=0,width=250,height=250');
})();