how to get parallels tools 7.0 to work on ubuntu

I use parallels 7.X and ubuntu 11.4 and each time I try to install the parallels tools I am getting error you do not have permission to run this please exit?

see this picture

http://awesomescreenshot.com/017jthfe9

 

Thanks for the screen shot, it helps a lot.
Open Terminal and run installation script with sudo:
$ sudo ./install

 

You should run the install script from Terminal as root:

1) Open a terminal shell (control-alt-T)
2) cd /media/Parallels\ Tools/
3) sudo ./install

 

thanks got it working