Vigilant windows

Is someone sneaking around in front of the window trying to break in? Windows and doors are now being sensitized to suspicious movements: they can detect whether and how quickly something is moving. If it is a person, the system sounds an alarm.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news156523102.html">Vigilant windows</a></p> <p>Is someone sneaking around in front of the window trying to break in? Windows and doors are now being sensitized to suspicious movements: they can detect whether and how quickly something is moving. If it is a person, the system sounds an alarm.</p>