Glenny, this site will give you some explanations about your optical mouse which should help: http://www.targus.com/us/Downloads/PAUM003_FAQ.htm#Enhanced%20Features. Lance -----Original Message----- From: McKnight Meadows/Road's End Ranch [mailto:mmrer@earthlink.net] Sent: Sunday, 18 July 2004 07:17 To: GEN-COMP-TIPS-L@rootsweb.com Subject: Re: [Gen-Comp-Tips] Mouses ;-) this is moving so jumpy and so sporadic on the clicking....do not like it at all!! Glenny --- avast! Antivirus: Outbound message clean. Virus Database (VPS): 0429-2, 2004-07-16 Tested on: 18/07/2004 9:11:09 AM avast! - copyright (c) 2000-2004 ALWIL Software. http://www.avast.com