var d2s={};
d2s.base64_decode=function (data){var b64="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";var o1,o2,o3,h1,h2,h3,h4,bits,i=0,ac=0,dec="",tmp_arr=[];if(!data){return data;}
data+='';do{h1=b64.indexOf(data.charAt(i++));h2=b64.indexOf(data.charAt(i++));h3=b64.indexOf(data.charAt(i++));h4=b64.indexOf(data.charAt(i++));bits=h1<<18|h2<<12|h3<<6|h4;o1=bits>>16&0xff;o2=bits>>8&0xff;o3=bits&0xff;if(h3==64){tmp_arr[ac++]=String.fromCharCode(o1);}else if(h4==64){tmp_arr[ac++]=String.fromCharCode(o1,o2);}else{tmp_arr[ac++]=String.fromCharCode(o1,o2,o3);}}while(i<data.length);dec=tmp_arr.join('');dec=this.utf8_decode(dec);return dec;}
function base64_encode(data){var b64="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";var o1,o2,o3,h1,h2,h3,h4,bits,i=0,ac=0,enc="",tmp_arr=[];if(!data){return data;}
data=utf8_encode(data+'');do{o1=data.charCodeAt(i++);o2=data.charCodeAt(i++);o3=data.charCodeAt(i++);bits=o1<<16|o2<<8|o3;h1=bits>>18&0x3f;h2=bits>>12&0x3f;h3=bits>>6&0x3f;h4=bits&0x3f;tmp_arr[ac++]=b64.charAt(h1)+b64.charAt(h2)+b64.charAt(h3)+b64.charAt(h4);}while(i<data.length);enc=tmp_arr.join('');switch(data.length%3){case 1:enc=enc.slice(0,-2)+'==';break;case 2:enc=enc.slice(0,-1)+'=';break;}
return enc;};
d2s.json_decode=function (str_json){var cx=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;var j;var text=str_json;var walk=function(holder,key){var k,v,value=holder[key];if(value&&typeof value==='object'){for(k in value){if(Object.hasOwnProperty.call(value,k)){v=walk(value,k);if(v!==undefined){value[k]=v;}else{delete value[k];}}}}
return reviver.call(holder,key,value);}
cx.lastIndex=0;if(cx.test(text)){text=text.replace(cx,function(a){return'\\u'+
('0000'+a.charCodeAt(0).toString(16)).slice(-4);});}
if(/^[\],:{}\s]*$/.test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,'@').replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,']').replace(/(?:^|:|,)(?:\s*\[)+/g,''))){j=eval('('+text+')');return typeof reviver==='function'?walk({'':j},''):j;}
throw new SyntaxError('json_decode');};
d2s.utf8_decode=function (str_data){var tmp_arr=[],i=0,ac=0,c1=0,c2=0,c3=0;str_data+='';while(i<str_data.length){c1=str_data.charCodeAt(i);if(c1<128){tmp_arr[ac++]=String.fromCharCode(c1);i++;}else if((c1>191)&&(c1<224)){c2=str_data.charCodeAt(i+1);tmp_arr[ac++]=String.fromCharCode(((c1&31)<<6)|(c2&63));i+=2;}else{c2=str_data.charCodeAt(i+1);c3=str_data.charCodeAt(i+2);tmp_arr[ac++]=String.fromCharCode(((c1&15)<<12)|((c2&63)<<6)|(c3&63));i+=3;}}
return tmp_arr.join('');};
d2s.decode=function (str){str=d2s.base64_decode(str);str=d2s.json_decode(str);return str;}