xml4-2.gif shows the results of the Email demo example on two mobile devices. On the mobile telephone, the following is displayed: "Call the Authors on clients with phone facility [Chandra 'duke' Patni ] [Peter 'ptg' Feng ] Link" On the PDA, the following is displayed: "Email the Authors only on clients with default mail clients like PocketPC and desktops Chandra 'duke' Patni Peter 'ptg' Feng"