Website screenshots using PHP

Is there any way of taking a screenshot of a website in PHP, then saving it to a file?

Screenshot Android

How can I take screenshot of selected area of phone-screen not by any program, but from code.

Screenshot of the Nexus One from adb?

My goal is to be able to type a one word command and get a screenshot from a rooted Nexus One attached by USB.

Android take screen shot programatically

First off i am writing a root app so root permissions are no issue. I've searched and searched and found a lot of code that never worked for me here is what i've pieced together so far and sorta works. When i say sorta i mean it makes an image on my /sdcard/test.png however the file is 0 bytes and obviously can't be viewed.