bookmarklet-qrcode.js

// javascript:(function()%7B(function(window%2C%20document%2C%20undefined)%20%7Btry%20%7Bvar%20selectedText%20%3D%20document.getSelection().toString()%3Bif%20(selectedText%20%3D%3D%3D%20'')%20%7BselectedText%20%3D%20window.location.href%3B%7Dif%20(selectedText%20!%3D%3D%20'')%20%7Bvar%20baseQRUrl%20%3D%20'http%3A%2F%2Fchart.apis.google.com%2Fchart%3Fcht%3Dqr%26chs%3D300x300%26chl%3D'%20%2B%20encodeURIComponent(selectedText)%3Bwindow.open(baseQRUrl%2C%20'_blank'%2C%20'width%3D400%2Cheight%3D400')%3B%7D%7Dcatch%20(e)%20%7B%7D%7D)(window%2C%20document)%7D)()
// https://gist.github.com/lemieuxster/2579060

(function(window, document, undefined) {
  try {
    var selectedText = document.getSelection().toString();
    if (selectedText === '') {
      selectedText = window.location.href;
    }
    if (selectedText !== '') {
      var baseQRUrl = 'http://chart.apis.google.com/chart?cht=qr&chs=300x300&chl=' + encodeURIComponent(selectedText);
      window.open(baseQRUrl, '_blank', 'width=400,height=400');
    }
  }
  catch (e) {
  }
}
)(window, document);