After determining if the it's compatible, simply go out and buy it online. You can start Here. Make sure you buy a version compatible with your OS.
After purchasing it read the manual before proceeding any further. You can wreck your current software installation if you're not careful.
LOL - 'You can wreck your current software installation if you're not careful"
Well, now you done scared me.
I sure appreciate your links, and all, but I'm afraid. Thanks TomServo,I'll check them out. :-)
PS TomServo, just in case you don't know this, already -only harmful to myself, because I just know enogh to be dangerous to my compuer.