title: Create a IM program (like MSN or Gtalk ) using C++
body: <p>My question is that create a IM software like MSN or Gtalk, to have the basic function using C++.</p>
  
  <p>You can use any technology and libary to do that.</p>
  
  <p>Can someone give me a suggestion?</p>
  
  <blockquote>
    <p>I add that this not my homework. This
    is my job question.</p>
    
    <p>Because I am a fresh man in my
    company.</p>
    
    <p>So, they give me some questions to let
    me dirty my hand.</p>
  </blockquote>