StrongestCraft Resource Pack Installations for Minecraft
Go to C:\document and settings\[Your Name]\Application Data\.minecraft\texturepacks in Windows XP or C:\Users\[Your Name]\AppData\Roaming\.minecraft\texturepacks in Windows 7/Vista.
Cut this entire .zip folder to the texturepacks folder under .minecraft. Make sure that you DON’T extract the files! Again, you’re NOT supposed to remove the files from this .zip folder! Cut the ENTIRE FOLDER and paste it into the above location.
Close the folder, start up the game, log in.
Under “Mods & Resource Packs,” select this Resource Pack, then click “Done.”