增加限制

app/studio/pc_get_word_num.php

@@ -11,7 +11,7 @@ $db_file = _DIR_PALICANON_TEMPLET_ . "/p" . $get_book . "_tpl.db3";
 
 //open database
 PDO_Connect("sqlite:{$db_file}");
-if ($get_par_end == -1) {
+if (($get_par_end == -1 || ($get_par_end - $get_par_begin) > 500) {
     echo "0,0,0,0";
     exit;
 } else {