--- a/ranking.php
+++ b/ranking.php
@@ -32,8 +32,12 @@
                 $columnKeys = array_unique(array_merge($columnKeys, array_keys($columns)));
                 //print_r($columnKeys);
                 $score = count($columns);
-                $scores[$score]++;
-                $scoredagencies[] = Array("id"=> $row->key, "website"=> $row->value->website, "name" => $row->value->name, "columns" => $columns, "score" => $score);
+                if (isset($scores[$score])){
+$scores[$score]++;
+} else {
+$scores[$score] =1;
+}
+                $scoredagencies[] = Array("id"=> $row->key, "website"=> (isset($row->value->website)?$row->value->website:""), "name" => $row->value->name, "columns" => $columns, "score" => $score);
             }
         }
 
@@ -74,7 +78,7 @@
                 } else {
                     $href = $value;
                 }
-                if ($href[0] == "@") {
+                if (isset($href[0]) && $href[0] == "@") {
                     $href = str_replace("@","https://twitter.com/",$href);
                 }
                 //$href= urlencode($href);