Mass Email

<?php
session_start(); //allow sessions
include("config.php"); //get database information
if($logged[username] && $logged[userlevel] != 6){ //check if logged in and admin
	echo "You Are Not An Admin!"; //the person is not an admin
}elseif(!$logged[username]){ //check if logged in or not
	echo "You Are Not Logged In"; //user not logged in
}else{ //said user is logged in and is an admin
	if(!$_POST[send]){ //if the form was not submitted
		echo "<form method=\"post\" action=\"$_SERVER[PHP_SELF]\">
		<b>Subject</b>:
		<input type=\"text\" name=\"title\" value=\"Untitled Message\" size=\"15\">
		<b>Message</b>:
		<textarea cols=\"58\" rows=\"10\" name=\"msg\"></textarea>
		<input type=\"submit\" name=\"send\" value=\"Send Message\">
		</form>"; //return with the form
	}else{ //or if it was
		$title = strip_tags(htmlspecialchars($_POST[title])); //title
		$message = stripslashes($_POST[msg]); //message
		$getusers = mysql_query("SELECT * FROM members"); //get all users
		$headers = "From: NoReply@$_SERVER[SERVER_NAME]"; //who is it from?
		if(empty($message)){
			echo "<a href=\"history.go(-1)\">Go Back</a>You Can Not Send An Empty Message!";
		}else{
			while($r = mysql_fetch_array($getusers)){ //lets repeat for each email found
			mail($r[email], $title, $message, $headers); //send mail to user
			} //end while
			echo "<a href=\"history.go(-1)\">Go Back</a>Email Sent!"; //success!
		} //end check for empty message
	} //end form check
} //end login and level check
?>