      *  Code can compare this constant against
      *  the <code>compatibilityVersion</code>
      *  to implement version-specific behavior.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public static const VERSION_3_0:uint = 0x03000000;
 

     *  which is the version that was attempted to be set; the second
     *  is a string that is the reason it failed, either
     *  <code>VERSION_ALREADY_SET</code> or <code>VERSION_ALREADY_READ</code>.
     */  
    public static function get compatibilityErrorFunction():Function
    {

     *  A String passed as a parameter
     *  to the <code>compatibilityErrorFunction()</code> method 
     *  if the compatibility version has already been read.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public static const VERSION_ALREADY_READ:String = "versionAlreadyRead";
        // Also used as resource string, so be careful changing it.
