Icon: The image at top middle of the message. Can be client textures (.tga) or web links
Text Color: The color of the text. Only 3 choices to prevent the carnaval ;)
Opacity: Obviously, you don't need to change this unless you have very good reasons. From 00 to FF
Height: (ADVANCED USE) The height of the message
Timer: How much time the message keep on screen. It's 2sec + the time (aprox. :D)
Use Html: (RYZOM TEAM ONLY) If the text include some html syntax

N.B.: The use of (()) and ((())) to emphase some words don't require the use of html

Close Action: (TR) Name of the main button (to close the message and continue the script). If empty, no button will be displayed.
Next Url: (RYZOM TEAM ONLY) An optionnal url if you don't want continue the script
Extra Action: (TR) To add a second button
Jump Extra: The stage to jump if the player press the second button