i will not be able to help you since I am a new to wine but u have to provide more information to the gurus. Make sure
1. you have checked the AppDB in case this is a known bug and/or a solution is present
2. you provide information such as
what linux distribution you have
which version of wine you are using (wine --version)
3. do other programs run properly
then someone might be able to help you
oh, and provide a link to the demo
