This behavior captures your mouse coordinates and stores them in two global variables (yy_ml for the left and yy_mt for the top). You can also execute a JavaScript function after reading the coordinates.

Download the zip file (Windows).

Download the hqx file (Macintosh).

Instructions: Behavior actions are stored in the Dreamweaver application folder, inside Configuration > Behaviors > Actions. Drop the contents of the archive file into the Actions folder and restart Dreamweaver to access them.