Lenovo IdeaPad Dual Core 15.4″ Laptop - $649.99

Lenovo IdeaPad Dual Core 15.4″ Laptop - $649.99
Newegg has the Lenovo IdeaPad Dual Core 15.4″ Notebook Computer for just $649.99+S/H after coupon code “laptop50x”.

Crucial 1GB PC2700 333Mhz 200-pin DDR SODIMM Laptop Memory
Cruial 200-pin DDR SODIMMs are used to provide DDR SDRAM memory for notebook computers. You can easily install it yourself in about 15 minutes.

Should I get Blue Ray drive?
Would it be worth spending $200 extra on a blue ray drive for the Dell Inspiron 1720 (1920 x 1200 res) to watch HD movies at 1080p?

Which of these laptops should I choose?
...http://www.bestbuy.com/site/olspage.......