Starting with Google Chrome Release 61+ there was a known problem (reported on 10/22/2017 on this site) !
The problem resulted in popups not showing in the right spot on the screen.
As of 10/24/2017 we have released a new release which fixes this problem. AgreeDo user automatically get the update when they next visit https://www.agreedo.com.
In case you still experience problems with popups and you use the latest release of Google Chrome (61+), go to https://www.agreedo.com and then hold down the shift-key and hit the F5 key on the keyboard. This forces a reload and should update your AgreeDo version.
Still experiencing problems, then send us your feedback.
Your AgreeDo Team