function hex2b64(f){var d="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var b="=";var e;var g;var a="";for(e=0;e+3<=f.length;e+=3){g=parseInt(f.substring(e,e+3),16);a+=d.charAt(g>>6)+d.charAt(g&63)}if(e+1==f.length){g=parseInt(f.substring(e,e+1),16);a+=d.charAt(g<<2)}else{if(e+2==f.length){g=parseInt(f.substring(e,e+2),16);a+=d.charAt(g>>2)+d.charAt((g&3)<<4)}}while((a.length&3)>0){a+=b}return a}function b64tohex(g){var e="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var d="=";var c="";var f;var a=0;var b;for(f=0;f<g.length;++f){if(g.charAt(f)==d){break}v=e.indexOf(g.charAt(f));if(v<0){continue}if(a==0){c+=int2char(v>>2);b=v&3;a=1}else{if(a==1){c+=int2char((b<<2)|(v>>4));b=v&15;a=2}else{if(a==2){c+=int2char(b);c+=int2char(v>>2);b=v&3;a=3}else{c+=int2char((b<<2)|(v>>4));c+=int2char(v&15);a=0}}}}if(a==1){c+=int2char(b<<2)}return c}function b64toBA(e){var d=b64tohex(e);var c;var b=new Array();for(c=0;2*c<d.length;++c){b[c]=parseInt(d.substring(2*c,2*c+2),16)}return b};