There are two options. One through the HDMI and your TV and Laptop should be having the HDMI option. Go through the below link.
http://www.ehow.com/how_4457043_connect-pc-hdmi-tv.html

The second option is through S-Video Cable and both the TV and Laptop should be S-Video compatible.

You may see the details through the below link.
http://by.optimost.com/go/335-5372/a07n0zu2n8271ho02i5n3c271hn0293o8f4f9...