how to create background image for ALV

Hi All,

Can anybody tell how to create background image for ALV. For Example

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'

EXPORTING

I_BACKGROUND_ID = 'ALV_BACKGROUND'

i_buffer_active = 'X'

I_CALLBACK_PROGRAM = G_REPID

Here i used 'ALV_BACKGROUND' . How to create this with any other thing i want. I want to use my interseted jpeg or bmp as background.

Regards

Prashanth