Pop Up

[Edday]

I keep getting this to pop up . It doesn't make any difference if I'm on the internet or not. I have run spybot ,adaware, and hiJack this to remove it but still getting it. Can someone tell me what it is and how to get rid of it. It has just started doing thid two days ago.The only thing I have downloaded was a screensaver but I uninstall it and deleted everything I could find .
Win 2000 pro
40 GB Western Digial HD
512 MG PC 2100 DDR Ram
Motherboard Asus A7V8X
ATI RV100 DDR (ATI Radeon 7000) Video
CPU Type AMD Athlon XP, 2100+ MHz (6.25 x 240) 1700+
550 Watt PS

[Edday]

I thought I was putting an attachment on to show what I am getting on the pop up . Will try again when it pops up next time . Will do it as text.