user3029: Was wondering is there a javascript widget or library that turns any BTC address on a website into a popup QR code on hover? 

user23123: You can create a QR code for any bitcoin address using Google's QR code maker:
https://chart.googleapis.com/chart?chs=250x250&cht=qr&chl=bitcoin:[your-bitcoin-address-here]
Just point to that as the img src and you'll get something that looks like this:

Note this address is used by a lot of tests as the private key is literally "1".

3029: <p>Was wondering is there a javascript widget or library that turns any BTC address on a website into a popup QR code on hover? </p>
 23123: <p>You can create a QR code for any bitcoin address using Google's QR code maker:</p>

<p><a href="https://chart.googleapis.com/chart?chs=250x250&amp;cht=qr&amp;chl=bitcoin:[your-bitcoin-address-here]" rel="nofollow">https://chart.googleapis.com/chart?chs=250x250&amp;cht=qr&amp;chl=bitcoin:[your-bitcoin-address-here]</a></p>

<p>Just point to that as the img src and you'll get something that looks like this:</p>

<p><img src="https://chart.googleapis.com/chart?chs=250x250&amp;cht=qr&amp;chl=bitcoin:1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH"></p>

<p>Note this address is used by a lot of tests as the private key is literally "1".</p>
