You are hosting this in a free hosting site that's why they are adding pop up ads on your faucet even you may not know about this. Even 1$ per month hosting service is better than free hosting. You may also get server overload message if you get few hundreds of visitors daily.
I need a cheapest Hosting and domain, I get about 100 to 500 Unique Visitors, When i get Hosting and Domain price i will buy it.