The RoleTailored client includes images that you can use on activity buttons in the navigation pane. To add an image to an activity button, you must provide the name of the image. For more information, see How to: Set an Icon on an Activity Button.
Activity Button Images
You can use the following images for activity buttons. The images that are shown are twice as large as their actual size. The actual size of images is 16 pixels high by 16 pixels wide.