New Hampshire lottery officials warned users Friday morning that the lottery's website was experiencing a cyber attack.Lottery officials advised users not to click on any pop-up messages they see on the website. They said they are investigating and working to remove the problem as quickly as possible so they can get the website back up and running properly.Officials thanked lottery customers who reached out to let them know about the issue and thanked everyone for their patience as they work to resolve it.Video below: Celtics, Mass. Lottery honor 50 'Heroes Among Us'