Another replace frame download in Ore no Imouto ga Konnani Kawaii Wake g...

...a Nai

Fixes background issue
![01](https://cloud.githubusercontent.com/assets/3481559/5388511/25e6c78e-8127-11e4-9e46-6fb13ec9d4e4.png)

before  the background is not updated,that ground stay on a frame from the video
![02](https://cloud.githubusercontent.com/assets/3481559/5388512/25e73ff2-8127-11e4-9556-7c53d7f413c3.png)

the function
https://cloud.githubusercontent.com/assets/3481559/5388525/5fcc25f2-8127-11e4-9169-2ca8a562fce2.png