Here's the link. (I have not used it.) In general, show TV on computer screen is not worth it. Especially laptop. The computer screen is too small. With some TV Tuner card/device, you'd be better off to buy a 19in TV set.
http://www.sonnam.com/detail.asp?prod_ID=VID%2DPCM%2DTVTUNER
http://canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=007499&cid=CC.344
I recommend this one. Later, you may connect this device to any computers, not only laptop.
http://canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=004236&cid=CC.344
(Normally I search these two stores for parts. You may do the search next time you need something.)
http://www.sonnam.com/detail.asp?prod_ID=VID%2DPCM%2DTVTUNER
http://canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=007499&cid=CC.344
I recommend this one. Later, you may connect this device to any computers, not only laptop.
http://canadacomputers.com/index.php?do=ShowProduct&cmd=pd&pid=004236&cid=CC.344
(Normally I search these two stores for parts. You may do the search next time you need something.)