/*http://www.webtoolkit.info/*/

var base64 = {
_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
encode : function (input) {
var output = "";
var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
var i = 0;
input = base64._utf8_encode(input);
while (i < input.length) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
enc1 = chr1 >> 2;
enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
enc4 = chr3 & 63;
if (isNaN(chr2)) {
enc3 = enc4 = 64;
} else if (isNaN(chr3)) {
enc4 = 64;
}
output = output +
this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
}
return output;
},
decode : function (input) {
var output = "";
var chr1, chr2, chr3;
var enc1, enc2, enc3, enc4;
var i = 0;
input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
while (i < input.length) {
enc1 = this._keyStr.indexOf(input.charAt(i++));
enc2 = this._keyStr.indexOf(input.charAt(i++));
enc3 = this._keyStr.indexOf(input.charAt(i++));
enc4 = this._keyStr.indexOf(input.charAt(i++));
chr1 = (enc1 << 2) | (enc2 >> 4);
chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
chr3 = ((enc3 & 3) << 6) | enc4;
output = output + String.fromCharCode(chr1);
if (enc3 != 64) {
output = output + String.fromCharCode(chr2);
}
										if (enc4 != 64) {
										output = output + String.fromCharCode(chr3);
										}
										
										}
										
										output = base64._utf8_decode(output);
										
										return output;
										
										},
										
										// private method for UTF-8 encoding
										_utf8_encode : function (string) {
										string = string.replace(/\r\n/g,"\n");
										var utftext = "";
										
										for (var n = 0; n < string.length; n++) {
										
										var c = string.charCodeAt(n);
										
										if (c < 128) {
										utftext += String.fromCharCode(c);
										}
										else if((c > 127) && (c < 2048)) {
										utftext += String.fromCharCode((c >> 6) | 192);
										utftext += String.fromCharCode((c & 63) | 128);
										}
										else {
										utftext += String.fromCharCode((c >> 12) | 224);
										utftext += String.fromCharCode(((c >> 6) & 63) | 128);
										utftext += String.fromCharCode((c & 63) | 128);
										}
										
										}
										
										return utftext;
										},
										
										// private method for UTF-8 decoding
										_utf8_decode : function (utftext) {
										var string = "";
										var i = 0;
										var c = c1 = c2 = 0;
										
										while ( i < utftext.length ) {
										
										c = utftext.charCodeAt(i);
										
										if (c < 128) {
										string += String.fromCharCode(c);
										i++;
										}
										else if((c > 191) && (c < 224)) {
										c2 = utftext.charCodeAt(i+1);
										string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
										i += 2;
										}
										else {
										c2 = utftext.charCodeAt(i+1);
										c3 = utftext.charCodeAt(i+2);
										string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
										i += 3;
										}
										
										}
										
										return string;
										}
										
}
// shorthands for lighter JS code
function $b64d(d){return base64.decode(d)}
function $b64e(d){return base64.encode(d)}