base64.js
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base64.js
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	/*
	Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
	*/


	if(!dojo._hasResource["dojox.encoding.base64"]){
	dojo._hasResource["dojox.encoding.base64"]=true;
	dojo.provide("dojox.encoding.base64");
	(function(){
	var p="=";
	var _1="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
	var _2=dojox.encoding;
	_2.base64.encode=function(ba){
	var s=[],l=ba.length;
	var rm=l%3;
	var x=l-rm;
	for(var i=0;i<x;){
	var t=ba[i++]<<16\|ba[i++]<<8\|ba[i++];
	s.push(_1.charAt((t>>>18)&63));
	s.push(_1.charAt((t>>>12)&63));
	s.push(_1.charAt((t>>>6)&63));
	s.push(_1.charAt(t&63));
	}
	switch(rm){
	case 2:
	var t=ba[i++]<<16\|ba[i++]<<8;
	s.push(_1.charAt((t>>>18)&63));
	s.push(_1.charAt((t>>>12)&63));
	s.push(_1.charAt((t>>>6)&63));
	s.push(p);
	break;
	case 1:
	var t=ba[i++]<<16;
	s.push(_1.charAt((t>>>18)&63));
	s.push(_1.charAt((t>>>12)&63));
	s.push(p);
	s.push(p);
	break;
	}
	return s.join("");
	};
	_2.base64.decode=function(_3){
	var s=_3.split(""),_4=[];
	var l=s.length;
	while(s[--l]==p){
	}
	for(var i=0;i<l;){
	var t=_1.indexOf(s[i++])<<18;
	if(i<=l){
	t\|=_1.indexOf(s[i++])<<12;
	}
	if(i<=l){
	t\|=_1.indexOf(s[i++])<<6;
	}
	if(i<=l){
	t\|=_1.indexOf(s[i++]);
	}
	_4.push((t>>>16)&255);
	_4.push((t>>>8)&255);
	_4.push(t&255);
	}
	while(_4[_4.length-1]==0){
	_4.pop();
	}
	return _4;
	};
	})();
	}