Q: Why ITunes became no responding when i try to eject IPod?

Hi, Donda1962.  

Thank you for visiting Apple Support Communities.  

It sounds like iTunes becomes unresponsive when your iPod is connected.  If this is the case, here is a troubleshooting article that I would recommend going through.  

iTunes: May become unresponsive when connecting iPhone, iPad, or iPod touch

http://support.apple.com/en-us/HT203356

-Jason H.