[c#]help, clear image..

[Lukas]

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hello, please help me, see image at spoiler ^ or (https://www.dropbox.com/s/306ec8gv4wnfw68/Screenshot%20%2836%29.png)
when i scroll, the image redraw to new position but i can't clear/dispose first image that use picturebox1.Load(blablaa) function.
i'm just learning c#.
i want make little application, it may be a lot to ask later

thanks before..

-solved

[Ryex]

glad you were able to solve it, I wasn't really able to under stand the question or I would of helped.

also you can fix your sig if you want, just keep the image in  spoiler or change it for a smaller one.