Backup/Synchoronize SQL DB

I have two SQL 7 Server on my LAN. I would like to have an app that will backup a single Database on Server A to Server B on x seconds. The reason I need this is for backup purpose - In case one of the PC is down for maintenance, etc. Both the Server is password protected It should only sync the 'difference' - to save resource for machine 1)User could set the interval of synchronization 2)Mode - Auto, Manual, Off 3)If possible, browse for the DB(source and destination) 4)Simple to use and intergrate into my app 5)Tray icon to access all option ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Exclusive and complete copyrights to all work purchased. (No GPL, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site). ## Platform All Windows OSes(not mandatory but must work for XP Pro) VB6