Setup on games like Viper racing, , test drive off road 3, ,and on..

don't respond after clicking setup on auto run. Then I went to my computer - E:\Viperracing- setup or something. it still aint work. I click the computer loads allittle and the courser is showen to wait and then it lets go and nothing happens.

I have

2.4 ghz pent. 4
1,000 mb of ram and i'm not kidding.
a i dont know name video card for 128 mb
3 hards of total to about 540 gigs (I do allot of proffesional video capture and editing)
win xp pro

Pleazz Help