Detecting network connection for your AIR application

I was looking at the internet for the simple solution to see if my air app has connection with the internet. I found a lot of blogs, all telling me a little more, but no direct good demo. This is the source I use while I work with AIR beta 3. [code] [XML] valueCommit="log.verticalScrollPosition=log.textHeight;"/> [/XML] [/code]