Info on IDOC_INPUT_DELVRY

Hi friends,

I am trying to use IDOC_INPUT_DELVRY FM . Can anyone tell me what are the paramaeters I need to import and export . i am executing the function module ? It is asking for INPUT_METHOD and MASS_PROCESSING . Can you tell me what should I pass in these two parameters ?

i tried in www.se37.com but I did not get ani info .