Possible to upgrade?

okay just so you know im not very good with this sort of stuff and id appreciate any help you can offer.

okay first my specs (crappy i know):

Operating System: Windows XP Home Edition (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_qfe.070227-2300)
Language: English (Regional Setting: English)
System Manufacturer: FUJITSU SIEMENS
System Model: AMILO Pro Edition V3505
BIOS: Ver 1.00PARTTBL
Processor: Intel(R) Core(TM)2 CPU T5500 @ 1.66GHz (2 CPUs)
Memory: 1014MB RAM
Page File: 486MB used, 1957MB available
DirectX Version: DirectX 9.0c (4.09.0000.0904)

Card name: Mobile Intel(R) 945GM Express Chipset Family
Manufacturer: Intel Corporation
Chip type: Intel(R) GMA 950
DAC type: Internal
Device Key: EnumPCIVEN_8086&DEV_27A2&SUBSYS_10C11734&REV_03
Display Memory: 128.0 MB
Current Mode: 1280 x 800 (32 bit) (60Hz)
Monitor: Plug and Play Monitor
Monitor Max Res: 1600,1200

im aware at how crappy this system is (laptop btw) and im looking to upgrade this system without having to get a tower.

is it possible for me to get a new Video card into this laptop and memory and stuff so that i can play some games that look good?

thanks