sort

gistfile1.js

//http://stackoverflow.com/questions/979256/how-to-sort-an-array-of-javascript-objects
// demo http://jsfiddle.net/dFNva/1/
var sort_by = function(field, reverse, primer){
   var key = function (x) {return primer ? primer(x[field]) : x[field]};
   return function (a,b) {
       var A = key(a), B = key(b);
       return ((A < B) ? -1 :
               (A > B) ? +1 : 0)) * [-1,1][+!!reverse];                  
   }
}