Automotive Plastics: honda headlights, superglue, close range

Question
I drive a s2000 2004 I have noticed the plastic that surrounds the headlight is coming off. I took to dealer, they tell me I have to purchase a new headlight for $700.
I ready to grab superglue.

Answer
Fran, if the problem is with plastics, there must be an affordable a solution.
I ignore the type of headlights your car has. so, please send me a couple of pics. follow-up, (taken at close range in the affected area) Please identify the plastic, usually located in the back of the unit housing, to advise a proper adhesive. my mail manual@bumper2bumperplasticsrepair.com if necessary...