Newbie boost::thread question

Hi there, When I use boost::thread for creating multiple threads I notice that the destructor of object I pass as an argument ( boost::thread(*pObjetc) ) is called twice. Why does it happen? MDV _____ Esta mensagem foi verificada pelo E-mail Protegido Terra <http://www.emailprotegido.terra.com.br/> . Scan engine: VirusScan / Atualizado em 11/09/2002 / Versco: 1.3.13 Proteja o seu e-mail Terra: http://www.emailprotegido.terra.com.br/ [Non-text portions of this message have been removed]