Need advice about Sony Vaio*_*?

I wanna to buy a laptop these days.


I prefer a Sony vaio C11:


this is System configurations





Windows XP Professional SP2; Intel Core 2 Duo T5500; 512MB DDR2 SDRAM 533MHz;60GB Seagate 5,400rpm


Cost $970.....


do you think it's worth ,and is sony laotop good??Need advice about Sony Vaio*_*?
Change the OS to Microsoft Vista, Ram should be 1 Gb. everything else is cool for that price.Need advice about Sony Vaio*_*?
It seems reasonable for a Sony.