php email contact form autoresponder help

HI guys I hope someone can help, I have an enquiry form which send me an email and inserts into my database, what i am trying to do is add some code which also automatically sends them an email I am new to php so any help would be grately appreciated

 

this is the script

 

<?php

 

// Connect to database

$hostname = "1.1.1.1";

$username = "username";

$password = "password";

$dbname = "database";

$usertable = "table";

$f_name = $_REQUEST['f_name'];

$postcode = $_REQUEST['postcode'];

$tel = $_REQUEST['tel'];

$mobile = $_REQUEST['mobile'];

$email = $_REQUEST['email'];

$course = $_REQUEST['course'];

 

mysql_connect($hostname, $username, $password) or DIE("Unable to connect to MySQL server $hostname");

 

$selected = mysql_select_db($dbname) or DIE("Could not select requested db $dbname");

 

$errmsg  = ''; // error message

$f_name  = ''; // sender's name

$postcode  = ''; // sender's name

$tel = ''; // message tel

$mobile = ''; // message tel

$email  = ''; // sender's email addres

$course = ''; // the message itself

 

if(isset($_POST['send']))

{

$f_name  = $_POST['f_name'];

$postcode  = $_POST['postcode'];

$tel = $_POST['tel'];

$mobile = $_POST['mobile'];

$email = $_POST['email'];

$course = $_POST['course'];

 

if(trim($f_name) == '')

{

$errmsg = 'Please enter your name';

}

else if(trim($postcode) == '')

{

$errmsg = 'Please enter your postcode';

}

else if(trim($tel) == '')

{

$errmsg = 'Please enter Your Telephone Number:';

}

else if(trim($mobile) == '')

{

$errmsg = 'Please enter your mobile';

}

else if(trim($email) == '')

{

$errmsg = 'Please enter your email address';

}

else if(!isEmail($email))

{

$errmsg = 'Your email address is not valid';

}

else if(trim($course) == '')

{

$errmsg = 'Please enter the course your interested in';

}

if($errmsg == '')

{

if(get_magic_quotes_gpc())

{

$tel = stripslashes($tel);

$message = stripslashes($message);

}

 

$query = "INSERT INTO table (id, f_name, postcode, tel, mobile, email, course, pdate) VALUES ('', '$f_name', '$postcode', '$tel', '$mobile', '$email' , '$course', NOW())";

 

$result = mysql_query($query) or DIE("Could not Execute Query on table $usertable");

 

 

 

// the email will be sent here

$to      = "emailme@domain.com";

 

$user_message .= "Name: $f_name \r\n";

        $user_message .= "postcode: $postcode \r\n";

        $user_message .= "tel: $tel \r\n";

        $user_message .= "mobile: $mobile \r\n";

        $user_message .= "email: $email \r\n";

        $user_message .= "course: $course \r\n";

        $headers = "- Enquiry \r\n";

        $headers .= "Reply-To: $email";

 

mail('emailme@domain.com','Enquiry',$user_message,$headers);

?>

<div align="center" class="boldenquire">Your message has been sent </div>

<?php

}

}

 

mysql_close();

 

if(!isset($_POST['send']) || $errmsg != '')

{

?>

<div align="center" class="ermsg"><?=$errmsg;?></div>

<form  method="post" name="msgform" id="msgform">

  <table border="0" align="center" cellpadding="2" cellspacing="1" class="maincell">

    <tr>

      <td align="center" colspan="2"><span class="boldenquire">        Please fill in your details <br />

        for more information.</span></td>

    </tr>

    <tr>

      <td>Your Name</td>

      <td><input name="f_name" type="text" class="eqform" value="<?=$f_name;?>" style="width:100px" /></td>

    </tr>

    <tr>

      <td>Nearest centre</td>

      <td><label>

        <select name="postcode" size="1" class="eqform" style="width:100px" value=" <?=$postcode;?>">

          <option value="centre">centre</option>

          <option value="centre">centre</option>

          <option value="centre">centre</option>

          <option value="centre">centre</option>

          <option value="centre">centre</option>

          <option value="centre">centre</option>

          <option value="centre">centre</option>

        </select>

      </label></td>

    </tr>

    <tr>

      <td>Tel </td>

      <td><input name="tel" type="text" class="eqform" value="<?=$tel;?>" style="width:100px" /></td>

    </tr>

    <tr>

      <td>Mobile</td>

      <td><input name="mobile" type="text" class="eqform" value="<?=$mobile;?>" style="width:100px" /></td>

    </tr>

    <tr>

      <td>Email </td>

      <td><input name="email" type="text" class="eqform" value="<?=$email;?>" style="width:100px" /></td>

    </tr>

    <tr>

      <td>Course of interest </td>

      <td><input name="course" type="text" class="eqform" value="<?=$course;?>" style="width:100px" />      </td>

    </tr>

    <tr align="center">

      <td colspan="2"><input name="send" type="submit" value="Send Message" onclick="return checkForm();" /></td>

    </tr>

    <tr align="left">

      <td colspan="2"><br />

          <script language="JavaScript">

var addr = '';

var host = '';

var email = '';

document.write(email);

</script></td>

    </tr>

  </table>

</form>

<?php