I am beginner and never sent bitcoins
I can deposit bitcoins in neteller only if subscribe to http://www.bitcoin.org
What mean?
Coinbase is my wallet
But how to deposit in neteller ?
Click in pay with bitcoin then I see in new window with this message :
 "do you want to allow this website to open an app on your computer"
What app?

I do not understand?
I must to register to bitpay ? I must to download  app?