Download CPU-Z and let us know what type of cpu and mobo you have.
Once that's established you can download the mobo manual and decipher your beep codes.
I'm guessing but i would imagine the jolt could have played havoc with your bios/cmos.
There is also the possibilty of component damage.
At the very least you should have your electronic gear plugged into surge protectors.
$10 dollar ones will suffice and take the brunt of a lightening strike or surge.