code on 2009-1-11

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The 25-Line ActionScript Contestの
November/December Finalistsの Entry 059を移植した。
オリジナルより読みやすいと思う。
オリジナルはBen Morrison氏作
クリックで３Ｄモードを切り替え
ESCキーでカラーモードが切り替わります。
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* of this software and associated documentation files (the "Software"), to deal
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
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*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,