gistfile1.txt

function sumPairs(values, target) { // or "sum_pairs", but camelCase is the JS convention
  var limit = values.length,
      result,
      i, j;

  for(i = 0 ; i < limit ; i++) {
    for(j = i+1 ; j < limit ; j++) {
      if(values[i] + values[j] == target) {
        result = [values[i], values[j]];
        limit = j;
      }
    }
  }

  return result;
}
sum_pairs([10,5,2,3,7,5], 10);