Javascript: Make DIV appear next to mouse in Firefox

Hi, This is a very small Javascript project. I have a webpage where I want a DIV to appear next to he mouse when I hover over a thumbnail image. I don't know Javascript but have worked out how to code it so that it works in IE7. The project is to extend the code, or rewrite it, so that it works in other browsers too - Firefox, Netscape, Opera, Safari etc. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform All major browsers on major platforms.