If you have some music in WMA format and want to convert it to MP3 so you can play them in most MP3 players including iPod, just follow this article to learn how to convert WMA to MP3 with iTunes in minutes.
Before we start, remember that iTunes can't help you convert DRM-protected WMA songs from Rhapsody, Napster, Zune, Nokia, etc. to MP3. To convert DRM-protected WMA songs to MP3, please refer to Convert Protected WMA to MP3.
Make sure you have iTunes installed on your computer. Otherwise, download the latest version of iTunes from Apple's official site: http://www.apple.com/itunes/
Now launch iTunes and select Edit > Preference. Under the General tab, select Import Settings. Then the window below will pop up, and you can choose the import encoder. Choose MP3 Encoder, then click OK to save the settings.
After that, you can click File > Add File to Library to select the WMA files you want to convert to MP3 in iTunes. When you add the songs, iTunes will automatically convert them to MP3 format and add them to your iTunes music library. If you like, you can create another MP3 version by right clicking the song name and choosing "Create MP3 Version".
After that, you will receive your MP3 files and you can just sync your iTunes with iPod and play your favorite songs on the go!
By the way, if you want to play iTunes music on non-iPod players such as Zune, Android phone, etc. You can also convert iTunes music to other players' supported audio formats like MP3, WAV, AIFF, and AAC. However, if your iTunes songs are DRM-protected and bought before April 2009, you'll need a DRM removal to remove the music DRM protection before converting.