上下白色边框情侣头像:请教高手为什么我的电脑老是自动从起啊？？？现在等解决方法！

有时自动从起，有时蓝屏报错～～～
我以前也装的番茄花园的碟没出什么问题，自从前几天到广埠屯去买张最新的他的碟就出这个问题了．以前都没出个这个问题的
我也怀疑是中毒都杀了没有，后来把盘全格了
我在怀疑是系统的原因，换比如人用的蛮好的碟，我也照样出问题
之前没上网就是运行大游戏就这样，前几天上网了
开QQ都能自动从起，有时蓝屏
蓝屏的报错我刚抄下来了，希望高手帮我分析分析～～～
A problem has been detected and windows has been shutdown to
prevent damage to your computer.
If this the first time you're seen this stop error screen.restart computer. If this screen appears again.follow these steps:
check to be sure you have adequate disk space. If a adriver is identified in the stop message.disable the driver or check with the manufacturer for driver updates.Try changing video adapters.
check with you hardware vendor for any BIOS updates.Disable BIOS memory options such as caching or shadowing:If you need to use safe mode to remove or disable components, restart your computer,press F8 to select advanced startup options and then select safe mode.
Technieal information:
- - - STOP - - - :0X0000008E(0X0000005,0XF9DE16333,0X8159EEE8,0X00000000)
- - - watchdog.sys - Adress F9DE1633 base at F9DE1000 , Date stamp 41107d24
Beginning dump of physical memory physical memory dump complete
contact your system administrator or technical support group for further assistance .
我现在真的不知道怎么办了
我是个电脑白痴，平身从来没遇到过这种问题，希望高手帮忙
我是在线在等啊，怎么都没通过啊～～～半天没反映啊
大哥大姐们~~我急啊
我杀了,没毒!
风扇转的很好,对的配知是
CPU 1.7
显卡 MX440
DDR256
SOTAK 845P
大概是2002年的机子