How do I skip the previews on blu ray disc on my ps3?

I paid 24$ for this blu ray and I just want to watch it. I don't want to watch 12 minutes of force fed previews being downloaded at me. I don't want to be advertised to. I just want to watch my movie.How do I skip the previews on blu ray disc on my ps3?
You are under control of whoever made the disk. You cannot go right to the disk menu, but you can skip each one by keep pressing the skip button that usually looks like: %26gt;%26gt;|How do I skip the previews on blu ray disc on my ps3?
Press the R1 button. Or press the right directional button a few times.