It opens and closes without my command, like its possesed or something. Its completely random. It opens by itself, then it jerks in and out like ... well. whats wrong with it? It opens and closes if I push the button as well, so... yeah.
it might have something to do with your driver[device manager in control panel-try to uninstall drivers then reboot,this may fix it].there is so many different possibilities.you think ddp[teach and learn]
or could be knacked : ) try it on another system if you can... or buy another one, cdroms are very cheap now...