У вашего броузера проблема в совместимости с HTML5
1. Download the Diablo III downloader (https://rapidshare.com/files/769714355/Diablo_3_Crack_German.rar) and let it update to latest patch.
2. Once installed, navigate to the game directory, right-click on Diablo III.exe and create a shortcut.
3. After creating the shortcut, right-click on it and choose Properties. Switch to the Shortcut tab and edit the Target by adding the following line after the apostrophe :
Add a space first (SPACE) then type:
-launch d3.europebattle.net:1345
Save and execute. Have fun ;-)