CSS: create boxes with arrows

Today, in this short post, I would like to show you how to easily create something like the following box:

The Web Thought

Isn't it great? We can obtain it with just CSS and a simple div.
There's a good tool that can create all the needed CSS and all you have to do is create the div with a class="arrow_box" and see the result.
Please visit CSS arrow please and see the magic.

Short post for busy days... see you next time.