thanks for your reply.
yeah, I've already tried that but it doesn't make any difference whether mouseware is installed or not. I still get horrible interference on sound as pages load and as I scroll up and down the page. it makes reading forums like this a bit of a nightmare. thanks anyway
ps i notice that people like to list their hardware at the end of each post. i don't know whether this is showing off or is to help others with their diagnosis but anyway this is what SiSoft Sandra says I have installed:
AMD Athlon(tm) processor
Speed : 1.33MHz
System BIOS : Award Software International, Inc. 6.00 PG
Mainboard : MICRO-STAR INTERNATIONAL CO., LTD MS-6378(VT8361)
System Chipset : VIA Technologies Inc VT8361 Apollo KLE133 Installed Memory : 248MB SDRAM
Monitor: hp pavilion f50s
Trident Video Accelerator Blade 3D/ProMedia
Disk Drive : QUANTUM FIREBALLP AS40.0
CD-ROM/DVD : MITSUMI CR-4804TE
CD-ROM/DVD : PIONEER DVD-ROM DVD-115
Hard Disk (C

: 37.3GB (NTFS)
Mouse : Logitech USB First/Pilot Mouse+
MultiMedia Device(s)
Device : Creative SB Live! Value
Operating System(s)
Windows System : Microsoft Windows XP Professional Ver 5.01.2600 Service Pack 1
Adapter : 100/10M Ethernet PCI Adapter