How to play movies from my Dell Studio 15 on my CRT TV?

I have a Dell Studio 15 which has a USB port as well as HDMI port. I want to play movies from my laptop which I can watch on my CRT TV. Please tell me how I can do so and what cable/ adaptor I should use.How to play movies from my Dell Studio 15 on my CRT TV?i think you cannot as it will require a HDMI port or a composite/S-video port which are not present on a CRT TV