anchor.diff:    var isWindowOpen = false;
     var thingIds = [];
     function addMarker(thingId, point, color) {
  -    if(color == 'green') {
  +    if(color === 'green') {
         var image = greenMarkerImage;
  -    } else if(color == 'red') {
  +    } else if(color === 'red') {
         var image = redMarkerImage;
       }
       var marker = new google.maps.Marker({
  
positive.code:   }
    $('#combo-form input[type="radio"]').live('click', function() {
      var radioInput = $(this);
      if('new' == radioInput.val()) {
        $('#combo-form').data('state', 'user_sign_up');
        $('#user_forgot_password_fields').slideUp();
        $('#user_sign_in_fields').slideUp();
        $('#user_sign_up_fields').slideDown(function() {
          setComboFormFocus();
        });
      } else if('existing' == radioInput.val()) {
        $('#user_sign_up_fields').slideUp();
        $('#user_sign_in_fields').slideDown(function() {
          $('#combo-form').data('state', 'user_sign_in');
  
negative.code:           $('#address').parent().removeClass('error');
            var i = -1;
            $(data).each(function(index, thing) {
              if($.inArray(thing.id, thingIds) === -1) {
                i += 1;
              } else {
                // continue
  