cant get into combat arms!!

i cant get on combat arms!!!!
idk y plzz help me i click on icon and press [start game]
wait for a while and the game doesnt start


here is the vid to show what happens:
[YOUTUBE]<object width="660" height="525"><param name="movie" value="http://www.youtube.com/v/Qd3nuxyUNpE&hl=en&fs=1&color1=0x402061&color2=0x94 61ca&border=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/Qd3nuxyUNpE&hl=en&fs=1&color1=0x402061&color2=0x94 61ca&border=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="660" height="525"></embed></object>[/YOUTUBE]

are you using vistas?....if you are manullay hackshieldpro....uncheck the compapliaty box.....sorry i can't write for shi.t right now