[IEXPLORE executed an invalid instruction]

My operating system is Win98. I was trying to watch a video and receive this message... "This system has performed an illegal operation and will be shut down. "

IEXPLORE executed an invalid instruction in
module FLASH9E.OCX at 0167:30055a77.
Registers:
EAX=00000001 CS=0167 EIP=30055a77 EFLGS=00010246
EBX=06cd1c00 SS=016f ESP=0275cf80 EBP=0275d32c
ECX=00000001 DS=016f ESI=0275cf90 FS=43f7
EDX=00000000 ES=016f EDI=0275d3c0 GS=0000
Bytes at CS:EIP:
0f 70 c8 e4 0f 60 c7 0f 70 da e4 0f 68 cf 0f 7f
Stack dump:
00000004 06cd1720 0275d3c0 78001de8 fffcfcfe ffeeeef0 ffdfdfe1 ffd6d5d8 7800cc4a 0082a520 00845920 00815f50 0275d028 0275d028 76fa5ff4 0076000c

Why do I get this message and my internet shut down? What can be done to fix this problem?

Please respond ASAP. Thank you very much!