ใช้ function mail ของ php ซิครับ
<?php
/* recipients */
$to = "[email protected]" . ", " ; // note the comma
$to .= "[email protected]";
/* subject */
$subject = "Birthday Reminders for August";
/* message */
$message = '
<html>
<head>
<title>Birthday Reminders for August</title>
</head>
<body>
<p>Here are the birthdays upcoming in August!</p>
<table>
<tr>
<th>Person</th><th>Day</th><th>Month</th><th>Year</th>
</tr>
<tr>
<td>Joe</td><td>3rd</td><td>August</td><td>1970</td>
</tr>
<tr>
<td>Sally</td><td>17th</td><td>August</td><td>1973</td>
</tr>
</table>
</body>
</html>
';
/* To send HTML mail, you can set the Content-type header. */
$headers = "MIME-Version: 1.0\r\n";
$headers .= "Content-type: text/html; charset=iso-8859-1\r\n";
$strSQL = "UPDATE member SET Active = 'Yes' WHERE SID = '".trim($_GET['sid'])."' AND UserID = '".trim($_GET['uid'])."' ";
$objQuery = mysql_query($strSQL);