I wanted to help, so I just looked in my bookshelf because I didn't know what to say.
How would she honestly describe herself in positive terms? �(an excersize in I found in a book)
Figure that out and reinforce that perception.
Build on success. �Support and reward small steps and progress. �Catch the child doing something right-frequently. �The frequency of re-enforcement is important. �In this case you're reinforcing the positive way you think she would see herself.
Can she distinguish between liking and being friends with someone?
(from the same book)


Youth lives by personality, age lives by calculation. -- Aristotle on a calendar