I own a Win98 PC with 6GB of HDD , 2 partitions of 3 each (C and D) . About a week ago my PC is showing a Strange problem the size of my C drive fluctuates a lot. I have about 210MB free C drive but when I connect to net the size dramatically drops to 40 KB !!!!!!! and Disk Clean Up message is displayed.This problem doen't always when I didn't connected to the net , I have checked with Norton with latest updates but nothing found. Pls help me what's is going wrong, is disk defragmentation solve this problem or my C drive is going to CRASH .Please Help