Tany, all is fine here. Chrome is up-to-date and all mentioned buttons are functional.
Is your Chrome updated?
Try clearing the cache and/or restarting your browser again. If the problem persists, please contact support and see if they can help you out. If anyone else has any thoughts, feel free to share. Cheers.
I noticed that the problems I wrote above are only in my Graphicriver pages, in my PhotoDune pages everything is ok. So I can answer through my PD account.
but GraphicRiver + Win 7 + Chrome = problem