Opencart how to remove the field when clicking on the buy added to the shopping cart?

Question

opencart

I can’t remove the pop-up window, when you click on buy, the page rises up to the basket and such an inscription.
added to shopping cart! This window needs to be removed, that is, it can go up to the basket and show that the product has been added there, but without an inscription and a green field ...
+ a couple more to this question while there is an opportunity: D.
When placing an order in payment information, you need to remove a couple of filling fields. (MAIL is not needed). Where to dig?

Answer 1

view/template/..../javascript/common.js
you find the addToCart function and remove what is responsible for displaying the pop-up window. Like it should be