If you still have alerts that izi has malware and is not a safe site, don’t worry.
If it happens in Firefox, then try to reset your cache and cookies. The malware issue has been successfully resolved the very same day it happened and never occurred since.
You can check it by searching “izismile.com” on Google and see by yourself that the site isn't flagged by Google as one with malware.
Don't forget to look the Morning Picdump.