Date picker defaults

application.js

  var occurrences = $(".occurrences");
  if(occurrences.find(".error").length > 0) {
    occurrences.find("a.add").hide();
  } else {
    occurrences.find(".fields:not(:has(input[type='checkbox'])):not(:first)").hide();
    occurrences.find("a.add").click(function(e) {
      var prevOccurrence = occurrences.find(".fields:not(:hidden):last");
      var nextOccurrence = occurrences.find(".fields:hidden:first");
      var inputs = "input[type='text'], select";

      // Start of copy-over values spike
      prevOccurrence.find(inputs).each(function(i, e) {
        var source = $(e).val();
        var destination = $(nextOccurrence.find(inputs).get(i));
        destination.val(source);
      });
      // End of copy-over values spike

      nextOccurrence.show();
      e.preventDefault();
    });
  }