this is my code and below are the notices that r shown in browser ..what can i do??
FILE 1: new_user.php
<?php
require('header.php');
?>
<body>
<?php
require('sql_connect.php');
?>
<?php
require('functions.php');
?>
<form method="POST" action="add_new_user.php">
Username: <input type="text" name="user_name" /></br>
firstname: <input type="text" name="first_name" /></br>
lastname: <input type="text" name="last_name" /></br>
password: <input type="password" name="password" /></br>
confirm password: <input type="password" name="confirm_pass" /></br>
Country:
<?php
$q = "Select * from countries order by country_name asc";
$res = my_query($q);
?>
<select name="country">
<?php
while($row = mysql_fetch_assoc($res)){
?>
<option value="<?php echo $row['id'];?>"><?php echo $row['country_name'];?></option>
<?php
}
?>
</select>
<br />
User role:
<select name="user_role">
<option value="1">Admin</option>
<option value="2">Manager</option>
<option value="3">Staff</option>
</select>
<input type="submit" name="submit" value="submit"/></br>
</form>
<?php
require('footer.php');
?>
FILE 2: add_new_user.php
<?php
require('sql_connect.php');
//require('functions.php');
$user_name = ($_POST['user_name']);
$first_name = ($_POST['first_name']);
$last_name = ($_POST['last_name']);
$password = ($_POST['password']);
$confirm_pass = ($_POST['confirm_pass']);
$country = ($_POST['country']);
$user_role = ($_POST['user_role']);
$query= "insert into users set user_name='".$user_name."',first_name='".$first_name."',last_name='".$last_name."',password='".$password."',country_id='".$country."',user_role='".$user_role."' ";
mysql_query($query);
$q="insert into roles set role_name='".$user_role."'";
mysql_query($q);
echo "all data inserted";
?>
ERROR:
Notice: Undefined variable: user_name in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: first_name in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: last_name in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: password in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: country in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: user_role in C:\xampp\htdocs\management\add_new_user.php on line 23
Notice: Undefined variable: user_role in C:\xampp\htdocs\management\add_new_user.php on line 27
all data inserted