What is Biztalk orchestartion desiger?

[anand]

Hi Friends i want to know abt biztalk orchistartion desiger and whats the use with that ...i downloded a biztalk server in my system..how to open that orchestartion designer screen and how to draw shedules..pls help me............
Thanks
Satya

 

[Robby]

Ive heard of it but I dont know what it is. Does it have anything to do with .NET?