mouseover_relative_image_path
The path and file name, relative to the 'images' directory, of an image to be displayed when the mouse moves over the weblet.
Default value
Blank – the image does not change when the mouse is moved over the weblet.
Valid values
The path and name of an image, relative to the images directory, enclosed in single quotes. An image can be chosen from a prompter by clicking the corresponding ellipses button in the property sheet.