Template:Message box

Parameters

 * image - An icon for the left-hand side of the box. It will be resized to 40 pixels wide.
 * heading - The heading of the box will be rendered in bold
 * message - The main message, in smaller, normal text.
 * backgroundcolor - a CSS-compliant color, either hex (#AABBCC) or named (antiquewhite)

Advanced Parameters (all optional)
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 * id - the name of a css class ID