Most keyboards have a handy key that performs the logical equivalent of a mouse right-click on whichever screen item currently has focus (no mouse involved). The right-click usually brings up a context menu, of course.

Unfortunately, there isn't any way to movie load contents of the DVD. If you want to watch movies, then you would need to use an external DVD drive.

I have a Dell Inspiron and have had it for a year. Over the past week, when I have been using the computer it stops responding and I am unable to do Ctrl Alt Del or do anything except a hard shut down. This has been happening at least 5 times a day. It is also not shutting down now.