the background image don't change

Hello,

I changed the background image "bg_abstract.jpg" to my own image but this template still don't show my image, it show the original image....so i delete the original image "bg_abstract.jpg" but i saw it again....i don't understand how that is possible

Please need help to solve this problem

oooh so sorry...i made a big mistake...now i can see my own image....I apologize to the Admin.