Translation of energisch

A bystander who watched the entire scene all the time decided to help me. He was an older man, around seventy, but nonetheless he went to the oldest of these kids and slapped him. The boy was sixteen.
My web designer found a bug and fixed it. Please ignore the last email. There seems to be a misunderstanding: When a user clicks on the Demo button, our cookie will automatically be set. That's it.
The American (his name was Jeffrey) meant that this is the hour where usually the price of goods went down as the sellers were under pressure and did not want to return with the product.