There is a very interesting function module, with the help of which you can create radio button on the popup window.
The function module is 'K_KKB_POPUP_RADIO2'.
In this way with the help of function module we can easily create the radio buttons on popup window.
Want three radio buttons on the popup window???… Do not worry; there is function module ‘K_KKB_POPUP_RADIO3’ with the help of which we can create three radio buttons on the popup window.