1.Open your Command Prompt
2.Go to C:\Users\Your acc name\AppData\Roaming\.minecraft\bin (or put to your search bar %appdata%).
3.Put to your cmd: cd C:\Users\your acc name\AppData\Roaming\.minecraft\bin.
4.When you have this there C:\Users\your acc name\AppData\Roaming\.minecraft\bin type to your cmd: rename minecraft.jar minecraft.zip.
5.then unzip the packed minecraft,Delete META-INF and move all the mod files to minecraft folder.
6.Highlight ALL files at minecraft folder!
7.Go to send and you see first Packed File.
9.When its ready You see packed Folder.
10.Move it to your desktop and then move it C:\Users\your acc name\AppData\Roaming\.minecraft\bin.
11.Rename it to minecraft.
12.Go to your Cmd and type again: cd C:\Users\your acc name\AppData\Roaming\.minecraft\bin
when you have there C:\Users\your acc name\AppData\Roaming\.minecraft\bin type: rename minecraft.zip minecraft.jar and hit enter
13.Go to play minecraft