1::: Unzip the files wherever you want and unzip after that.
2: Go where you installed the game (C: \ Program Files \ Activision \ Modern Warfare 2) Open the main folder,
locate the file (iw_07).
3::: Open it with winrar (right click, open with winrar .... and choose the.
4::: Open the images folder and drag the file to winrar.
5::: close it and open the game, and new claymore.