It looks like $("#list_sucesso dt dd").remove(); is the problem. The way you've written the selector, it would look inside the <dt> for the <dd> to remove.
$("#list_successo dl dd").remove(); should get the one you're after.
It looks like $("#list_sucesso dt dd").remove(); is the problem. The way you've written the selector, it would look inside the <dt> for the <dd> to remove.
$("#list_successo dl dd").remove(); should get the one you're after.