Demo for extension "CSS Spam Protect"

Here you can see a standard mailform. It has an additional field "Do not write anything here", which should be hidden via CSS, but in this demo it is visible.

Spam bots try to fill out all fields, so they also will put a value into this field (most spam bots aren't very intelligent and doesn't realize that this field isn't displayed for visitors.

Now, try to act like a spam bot and fill out all fields...