Here are some themes I got from DU , ENJOY!
http://hotfile.com/dl/45905432/ab3d3e7/Warcraft-3-Themes.rar.html
Warcraft 3 Mods/Themes Installation Guide:
Step 1, Get the Files
• Download the Warcraft 3 Modded Themes from the links above and extract the compressed file to any folder using WinRAR.
Step 2, Select your theme
• Select your favorite Warcraft 3 theme from "Themes" folder, you will find screenshots there of every theme along with their installation files.
Step 3, Install the Theme
• Now, Run "CUSTOMBG.reg" and copy the "Textures" and "UI" folder to your Warcraft 3 Installation Directory.
Step 4: Enjoy
• Your Warcraft 3 theme is installed!
Step 5: Uninstalling
• If you want to uninstall your Warcraft 3 theme, just remove the "Textures" and "UI" folder from your Warcraft 3 Folder and Run "UNINSTALL.reg" file from your Warcraft 3 Themes directory.
Notes:
• Your Warcraft 3 must be closed during the installation of the modded themes.
• If you do not have functioning background of your theme, go your "Passo2" folder from your selected theme directory. Move/copy the folder "UI" into the "Warcraft III" directory and replace the files.
• All credit goes to K-4-iN for making the Warcraft 3 Mods.
• If you have any problems, just post a comment!