First of all, after weathering the storm of install issues, and upgrading thru Impulse, I must say that I really enjoy this game (more than Galactic Civ II which is saying something since I played 1 scenario in that for weeks).  However, I cannot install on my Laptop.  I go to Impulse to upgrade to the current version and it says 'already in use' meaning my install on my home Desktop.

Is there any way to install it onto my Lappy.  Or am I going about it the wrong way (I'm such a noob