Print "Content-Type: text/html" was efficient in Domino 7, but not in Domino 8

In my agent, Print “Content-Type: text/html” was efficient in Domino 7, but not in Domino 8.

I don’t success in writte my own Html Tags , and :

DOMINO 8 writte those Tags by default !

The goal is to include some javascript between and .

Any have a solution ?

Thanks.