var jortSort = function( array ) {

  // sort the array
  var originalArray = array.slice(0);
  array.sort( function(a,b){return a - b} );

  // compare to see if it was originally sorted
  for (var i = 0; i < originalArray.length;   i) {
    if (originalArray[i] !== array[i]) return false;
  }

  return true;
};