diff --git a/_ajax/add_category_to_kid.php b/_ajax/add_category_to_kid.php
deleted file mode 100644
index 17817ae..0000000
--- a/_ajax/add_category_to_kid.php
+++ /dev/null
@@ -1,63 +0,0 @@
-<?php
-//tag listánál ez adja vissza a keresés eredményét
-ini_set('include_path', '../_class/');
-include('class_sql.php');
-if ($_SERVER['HTTP_HOST'] == 'cegledcoach.hu') $sql = new sql('bcd_mysql','root','','badminton_coach');
-else $sql = new sql('localhost','livingsp_coach','R186er012qw5','livingsp_badminton');
-
-    //megnézzük, hogy a KID benne van-e olyan category-val, ami az adott grouphoz tartozik
-        //ha igen, akkor, akkor updateljük a categoryját
-        //ha nem, akkor beszúrjuk az új category ID-val
-if ($_POST['category_id'] == 'null') {
-	//var_dump('null');
-
-}
-
-$ugk_query = "SELECT ugk_id FROM user_group_kid WHERE ugk_user_kid_uk_id = " . $_POST['uk_id'] . " AND ugk_category_ugc_id in (
-				SELECT ugc_id FROM user_group_category WHERE ugc_user_group_ug_id = ".$_POST['group_id'].");";
-
-if ($sql->num_of_rows($ugk_query)) {
-	//update
-	//ha null, akkor megnézzük, hogy null-e a csoportja is
-		//ha igen, akkor töröljük
-		//ha nem, akkor updateljük null-ra
-	//egyébként update
-	$ugk_id = $sql->single_variable($ugk_query);
-	if ($_POST['category_id'] == 'null') {
-		$group_check_query = "SELECT ugk_user_group_ug_id FROM user_group_kid WHERE ugk_id = " . $ugk_id;
-		$group_id = $sql->single_variable($group_check_query);
-
-		if ($group_id) {
-			$sql->update_table('user_group_kid', array('ugk_category_ugc_id' => $_POST['category_id']), array('ugk_id' => $ugk_id));
-		}
-		else {
-			$sql->execute_query('DELETE FROM user_group_kid WHERE ugk_id = ' . $ugk_id);
-		}
-	}
-	else {
-		$sql->update_table('user_group_kid', array('ugk_category_ugc_id' => $_POST['category_id']), array('ugk_id' => $ugk_id));
-
-	}
-
-}
-else {
-	//insert
-	//megnézzük, hogy null-e a csoport
-		//ha igen, insert
-		//ha nem, akkor update
-	$ugk_query = "SELECT ugk_id FROM user_group_kid WHERE ugk_user_kid_uk_id = " . $_POST['uk_id'] . " AND ugk_user_group_ug_id = " . $_POST['group_id'];
-	$ugk_id = $sql->single_variable($ugk_query);
-
-	if ($ugk_id) {
-		$sql->update_table('user_group_kid', array('ugk_category_ugc_id' => $_POST['category_id']), array('ugk_id' => $ugk_id));
-	}
-	else {
-		$sql->insert_into('user_group_kid', array(
-				'ugk_user_kid_uk_id' => $_POST['uk_id'],
-				//'ugk_user_group_ug_id' => $_POST['group_id'],
-				'ugk_category_ugc_id' => $_POST['category_id'],
-			));
-	}
-}
-
-?>