Do you want to know a quick and easy way ever to create QR codes? By going to this website you will see just how easy it is. Just click on the QR Coder and drag the button onto the Bookmarks Toolbar on your browser. When you click the button it will create a QR code of the page you're visiting. Then just copy the QR Code and paste it wherever you want it to go. Voila! You can even highlight text on a page and the button will then create a QR code based just on that text.
If you can't see your Bookmarks Toolbar, then go to your web browser such as Firefox or Safari, click on Bookmarks, then Bookmarks Toolbar. (In Safari it is called the Bookmarks Bar).
Here is what my Bookmarks Toolbar looks like: