can't get downloads to complete
 

hey- i was directed here for help so here's the deal...i have been using this for a couple of days and i have only successfully downloaded something like 4 songs. they will download anywhere from 10-90% and then they decide to tell me that it could not download, and i've tryed a bunch...also i seem to be having a problem with the files that have mp3 in the title, i can't do anything with them. any help would be great, and simple cos i know **** about computers, thanks!:)and if it helps i have the silvery ibook and paly the stuff off itunes