urgent ! ...about module pool

hey experts,

i am doing a module pool program where i have taken two screens-9000 n 9001. in 9000 i put 4 input fields, 4 radio-buttons( insert,modify,update,delete) and 1 push-button for display the table. i want to insert,modify,update n delete in the same screen,i.e 9000 and want to display them in 9001. in my own code there is no sysntax error but at execution time, it's not working.

plz help.