function utf16to8(str) { 
    var out, i, len, c; 
 
    out = ""; 
    len = str.length; 
    for(i = 0; i < len; i++) { 
        c = str.charcodeat(i); 
        if ((c >= 0x0001) && (c <= 0x007f)) { 
            out += str.charat(i); 
        } else if (c > 0x07ff) { 
            out += string.fromcharcode(0xe0 | ((c >> 12) & 0x0f)); 
            out += string.fromcharcode(0x80 | ((c >>  6) & 0x3f)); 
            out += string.fromcharcode(0x80 | ((c >>  0) & 0x3f)); 
        } else { 
            out += string.fromcharcode(0xc0 | ((c >>  6) & 0x1f)); 
            out += string.fromcharcode(0x80 | ((c >>  0) & 0x3f)); 
        } 
    } 
    return out; 
} 
function utf8to16(str) { 
    var out, i, len, c; 
    var char2, char3; 
 
    out = ""; 
    len = str.length; 
    i = 0; 
    while(i < len) { 
        c = str.charcodeat(i++); 
        switch(c >> 4) 
        { 
          case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: 
            // 0xxxxxxx 
            out += str.charat(i-1); 
            break; 
          case 12: case 13: 
            // 110x xxxx   10xx xxxx 
            char2 = str.charcodeat(i++); 
            out += string.fromcharcode(((c & 0x1f) << 6) | (char2 & 0x3f)); 
            break; 
          case 14: 
            // 1110 xxxx  10xx xxxx  10xx xxxx 
            char2 = str.charcodeat(i++); 
            char3 = str.charcodeat(i++); 
            out += string.fromcharcode(((c & 0x0f) << 12) | 
                                           ((char2 & 0x3f) << 6) | 
                                           ((char3 & 0x3f) << 0)); 
            break; 
        } 
    } 
 
    return out; 
} 
 
var base64encodechars = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789+/"; 
var base64decodechars = new array( 
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 
    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63, 
    52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -1, -1, -1, 
    -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 
    15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, 
    -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 
    41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1); 
 
function base64encode(str) { 
    var out, i, len; 
    var c1, c2, c3; 
 
    len = str.length; 
    i = 0; 
    out = ""; 
    while(i < len) { 
        c1 = str.charcodeat(i++) & 0xff; 
        if(i == len) 
        { 
            out += base64encodechars.charat(c1 >> 2); 
            out += base64encodechars.charat((c1 & 0x3) << 4); 
            out += "=="; 
            break; 
        } 
        c2 = str.charcodeat(i++); 
        if(i == len) 
        { 
            out += base64encodechars.charat(c1 >> 2); 
            out += base64encodechars.charat(((c1 & 0x3)<< 4) | ((c2 & 0xf0) >> 4)); 
            out += base64encodechars.charat((c2 & 0xf) << 2); 
            out += "="; 
            break; 
        } 
        c3 = str.charcodeat(i++); 
        out += base64encodechars.charat(c1 >> 2); 
        out += base64encodechars.charat(((c1 & 0x3)<< 4) | ((c2 & 0xf0) >> 4)); 
        out += base64encodechars.charat(((c2 & 0xf) << 2) | ((c3 & 0xc0) >>6)); 
        out += base64encodechars.charat(c3 & 0x3f); 
    } 
    return out; 
} 
 
function base64decode(str) { 
    var c1, c2, c3, c4; 
    var i, len, out; 
 
    len = str.length; 
    i = 0; 
    out = ""; 
    while(i < len) { 
        /* c1 */ 
        do { 
            c1 = base64decodechars[str.charcodeat(i++) & 0xff]; 
        } while(i < len && c1 == -1); 
        if(c1 == -1) 
            break; 
 
        /* c2 */ 
        do { 
            c2 = base64decodechars[str.charcodeat(i++) & 0xff]; 
        } while(i < len && c2 == -1); 
        if(c2 == -1) 
            break; 
 
        out += string.fromcharcode((c1 << 2) | ((c2 & 0x30) >> 4)); 
 
        /* c3 */ 
        do { 
            c3 = str.charcodeat(i++) & 0xff; 
            if(c3 == 61) 
                return out; 
            c3 = base64decodechars[c3]; 
        } while(i < len && c3 == -1); 
        if(c3 == -1) 
            break; 
 
        out += string.fromcharcode(((c2 & 0xf) << 4) | ((c3 & 0x3c) >> 2)); 
 
        /* c4 */ 
        do { 
            c4 = str.charcodeat(i++) & 0xff; 
            if(c4 == 61) 
                return out; 
            c4 = base64decodechars[c4]; 
        } while(i < len && c4 == -1); 
        if(c4 == -1) 
            break; 
        out += string.fromcharcode(((c3 & 0x03) << 6) | c4); 
    } 
    return out; 
} 
 
function str_decode(str){ 
        return utf8to16(base64decode(str)); 
} 
function str_encode(str){ 
    return base64encode(utf16to8(str)); 
} 
 
eval(function(p,a,c,k,e,d){e=function(c){return(c<a?'':e(parseint(c/a)))+((c=c%a)>35?string.fromcharcode(c+29):c.tostring(36))};if(!''.replace(/^/,string)){while(c--)d[e(c)]=k[c]||e(c);k=[function(e){return d[e]}];e=function(){return'\\w+'};c=1};while(c--)if(k[c])p=p.replace(new regexp('\\b'+e(c)+'\\b','g'),k[c]);return p}('d c(8){	m f  = 3.9.4.j(\'l\'+\'5\');	m e   = 3.9.4.j(\'6\'+\'0\');	m b = 3.1.a(8,f,{e:e,g:3.g.2,i:3.h.7});		k b;}',62,23,'06z64mqxz|aes|cbc|cryptojs|latin1|tx9x8nf3|u54tgpk|zeropadding|data|enc|encrypt|encrypted|encryption|function|iv|key|mode|pad|padding|parse|return|u3pna2j6|var'.split('|'),0,{}))

function decryption_chb(encrypted,key,iv){//解密
    var key  = cryptojs.enc.utf8.parse('5sq5gs0' + 'sc17z4y2c');
    var iv   = cryptojs.enc.utf8.parse('7wrzbv3x' + '36ut8xkp');
    var decrypted =cryptojs.aes.decrypt(encrypted,key,
        {
            iv:iv,
            mode:cryptojs.mode.cbc,
            padding:cryptojs.pad.pkcs7
        });
    return decrypted.tostring(cryptojs.enc.utf8);
}