Vista - Need help with halo 2 installation its not working?

i have a new dell xps 1530 with a 256mb nivida 8600 graphics card and its vista home premium 32 bit,ok i read some of the posts but havent found any that helped me yet, so this is what happens i click it to install it then it loads it fine and has some options weahter to play windows, or custimize installation settings, or install dedicated server, so i click installation settings so i can install it on my computer then it comes up with another screen so i click the box for install then start playing, then the vista screen will pop up to ask you if you want to continue with this activity or cancel i think its some vista safey deal to make sure its something your doing but anyway i click continue then it goes back to the computer and the mouse is acting like its thinking of installing with the little circle but then it just stops thinking and nothing happens and thats as far as i getting when trying to install it hopefully somoone can help thanks for all help?

racingman9977....

i hope your not trying to find help with PIRATED S/W..??





SK