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1 | /*************************************************************************** |
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2 | * Copyright (C) 2003-2007 Polytechnique.org * |
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3 | * http://opensource.polytechnique.org/ * |
4 | * * |
5 | * This program is free software; you can redistribute it and/or modify * |
6 | * it under the terms of the GNU General Public License as published by * |
7 | * the Free Software Foundation; either version 2 of the License, or * |
8 | * (at your option) any later version. * |
9 | * * |
10 | * This program is distributed in the hope that it will be useful, * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 | * GNU General Public License for more details. * |
14 | * * |
15 | * You should have received a copy of the GNU General Public License * |
16 | * along with this program; if not, write to the Free Software * |
17 | * Foundation, Inc., * |
18 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
19 | ***************************************************************************/ |
20 | |
21 | |
22 | Nix = { |
23 | map: null, |
24 | convert: function(a) { |
25 | Nix.init(); |
26 | var s = ''; |
27 | for (i = 0; i < a.length ; i++) { |
28 | var b = a.charAt(i); |
29 | s += ((b >= 'A' && b <= 'Z') || (b >= 'a' && b <= 'z') ? Nix.map[b] : b); |
30 | } |
31 | return s; |
32 | }, |
33 | init: function() { |
34 | if (Nix.map != null) |
35 | return; |
36 | var map = new Array(); |
37 | var s='abcdefghijklmnopqrstuvwxyz'; |
38 | for (i = 0; i < s.length; i++) |
39 | map[s.charAt(i)] = s.charAt((i+13)%26); |
40 | for (i=0; i<s.length; i++)map[s.charAt(i).toUpperCase()] = s.charAt((i+13)%26).toUpperCase(); |
41 | Nix.map = map; |
42 | }, |
43 | decode: function(a) { |
44 | document.write(Nix.convert(a)); |
45 | } |
46 | } |
47 | |
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48 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |