Not displaying Image

hi,

I have to embed a image,but its not coming,

if i do like this

messagebuilder.append("<img src=cid:me>");

AlternateView htmlView =AlternateView.CreateAlternateViewFromString(message,null,"text/html");                       

LinkedResource myPhoto = newLinkedResource("C:\\New folder\\NagaLogo.png");

      myPhoto.ContentId ="me";

       htmlView.LinkedResources.Add(myPhoto);

       mailMessage.AlternateViews.Add(htmlView);

but i dont want to use mail message because i storing this in database and using service i will mail it.