there are 4 cd's that have to be installed and in the middle of the second or third or last one i get the msg wrong volume in my cd drive, and its telling to put the first cd, but i have already installed the first cd, i tryed that 2 times and the whole setup crashes on me. 1 time i got the whole cd installed and at the end of the setup it told me i have the wrong volume in my cd, and then it crashed on me. has anyone come across this before? its very frustrating. could it be the disks are faulty? using windows xp on a pentium 3 xenon 500 mhz. pls help