Probleme d'envoi de message avec hotmail

bonjour,
voilà, dés que je veux envoyer un nouveau message avec hotmail il apparait dans le corp du message en bas ce truc :

"Hello!
My friend,are you busy recently?I found a nice website,I think you will be interested in the products in it.So I am writing this letter to introduce it to you.This is a website about electronical products,and it has many kinds of products,such as laptops,cellphones,MP3,GPS,TV,camera and so on.The most important thing is that their price are so low,it is so economical.Please take some time to have a check ,there must be something you 'd like to purchase : www.sumwes.com.
Their contact email: sumwes@sumwes.com MSN: sumwes@hotmail.com Hope you will have a good time in this website.
Regards

ce message est envoyé a tout mes contacts. merci de votre aide pour supprimer ce truc