sap scripts

hi all

i had just started working on sap scripts n in se 71 i had created a lay out i had created 2 pages n in the pages i had created 3 header windows n footer windows n a main window my task is to print some thing in these so how can i get some data dispaly it on screen how to right the code by using there function call ..open_form, write_form, close_form n display some data in that n link my se38 code to my layout in se71 please reply soon ............i had done all the other seeting like paragraph , character format.................

thanxz

himanshu sharma