anyone help me…?

hi, i’m just a newbie here…

i found this site more interesting….
i’m a student and we (my group in thesis)proposed an online job application system…

i really had a hard time looking for a site about the dfd and erd of our proposed system…

is there anyone here knows where i can find those diagrams…. it’s really so important to us to know the flow of the online job application system …..

thanks for your time….

ciao