HOW TO ADD YOUR FRIEND'S PROFILE PIC/IMAGE IN FACEBOOK CHAT

* first of all login to your facebook account
* get your friend's user name..
   for e.g. https://www.facebook.com/ProgramingLife
   here ProgramingLife is the user name
   or get his/her account id if if she/he is not using username
   for e.g. http://www.fb.com/profile.php?id=123456789000000
   here 123456789000000 is the account id
* copy his/her username or account id
* Now go to chat window
* and paste his/her username or account id [[here]]
   for e.g. [[ProgramingLife]]
* And press enter