return "Prepares a sprite to display a second bitmap castmember to represent an Alternate state. State changes are requested by sending the Switch message. Supports the creation of toggle buttons that can be used together in mutually exclusive multi-item Radio Groups." & RETURN & "PARAMETERS:" & RETURN & "ΓÇó Item Name - ( optional ) name of this control." & RETURN & "ΓÇó Alternate Image - number of castmember whose image will replace normal image. Must be stored in same cast library as Normal castmember." & RETURN & "ΓÇó Initially Toggled - check this box if sprite's current castmember represents the Alternate rather than the Normal image." & RETURN & "ΓÇó Group Name - ( optional ) name of radio group to which this sprite will belong." & RETURN & "MESSAGES:" & RETURN & "ΓÇó SwitchStates [ID] - show whichever image is not currently visible." & RETURN & " - returns the state (0,1) that the sprite becomes." & RETURN & "ΓÇó SetState {0 or 1}, [ID] - Set to Normal Picture or Alternate Picture. If the ID is omitted any sprite receiving the message will SetState."