I found a nice script, very easy and customizable to use, that you can download here: twitter.js
How to use it
Put the script somewhere in your website folder. I put it in a folder call “js”, where I put all my scripts. In your html file, exactly where you want your updates to appear, paste this code:
This is simply an empty unordered list. The magic comes from the next lines, that you have to paste below the list, changing YOURUSERNAME with your twitter name:
You can change the number 5 that indicates how many twitter posts have to be showned, and of course you can change the aspect of the list using some CSS!