$pm_from      = "UberAdmin"; // MUST MATCH AN ACCOUNT NAME OR PEOPLE WILL NOT BE ABLE TO REPLY

$pm_subject   = "Welcome to my site";
$pm_message   = "Insert a friendly but evil message here";

$time         = time() + ($pref[time_offset] * 3600);
$mysql_query  = "INSERT INTO ".MPREFIX."pm_messages (pm_id,pm_from_user,pm_to_user,pm_sent_datestamp,pm_rcv_datestamp,pm_subject,pm_message) VALUES ('','$pm_from','$username','$time','0','$pm_subject','$pm_message')";
$mysql_result = mysql_query($mysql_query) or die(mysql_error());