If you want to start teaching her how software works, Alice is a good start:
http://www.alice.org/kelleher/storytelling/
As well MIT scratch is a little more gender neutral:
If you want to go less with the programming route and more of an artistic route, buying Photoshop or Pixelmator and working some tutorials will usually set the spark. I have found with my girls the art stuff took just a little spark and they ran with it. My 10 year old is now teaching my 3 year old design. The programming still takes active involvement on my part to help her through some of the tasks.