Sol.animation.Fade

Sol.animation.Fade = function(addonName, frame, fadeToAlpha, fps, time, onUpdateFnName)
Animates a fade in or fade out (transparency) of a frame.
Note: This uses Sol.timers.ScheduleTimer. Please see the notes for that
function as they pertain to this one, as well.
Parameters:
+ addonName - Your addon's name
+ frame - Frame to fade
+ fadeToAlpha - The alpha level to gradually change toward (between 0 and 1)
 Defaults to 0 if current alpha > 0, or 1 otherwise
+ fps - How many frames per second to use for the animation
 Defaults to Sol.constants.DEFAULT_FPS
+ time - How much time to take for the animation
 Defaults to Sol.constants.DEFAULT_ANIMATION_TIME
+ onUpdateFnName - The name of the OnUpdate handler to use (optional)
 Defaults to <addonName>_OnUpdate
 
Returns:
+ true if the animation was setup successfully; else false
Post:
+ The frame's alpha will gradually change until it gets to the 'fadeToAlpha' value