var shuffleTable = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61];
var create62Hash = function(id, shuffleTable) { var asciiTable = [65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,48,49,50,51,52,53,54,55,56,57]; var hashTable = new Array(); var i = 0; do { hashTable[i] = String.fromCharCode(asciiTable[shuffleTable[(Math.floor(id / Math.pow(62, i)) + i) % 62]]); i = hashTable.length; } while(Math.pow(62, i) <= id) return hashTable.join(""); }