Trans line question

[yeasure]

Can someone please tell me what line this is i have highlighted?
When i dropped the trans i didn't notice this line and i need to know what it is and where it hooks up.....thanks
http://pg.photos.yahoo.com/ph/slobra_2003/detail?.dir=/b23f&.dnm=45d9.jpg

 

[yeasure]

ttt

 

[PhillyCobra]

I think it's the electrical connector for the reverse sensor. Is it a fluid line, or an electrical line? I think the output shaft speed sensor is on the other side on the back.