Вот так
Код:
<form action="index.html#sendform" method=post>
<?php
if(isset($_POST[&#39;mail_subject&#39;]))
{
if (!empty($_POST[&#39;mail_subject&#39;]) and !preg_match("/^[0-9a-z_]+@[0-9a-z_^\.]+\.[a-z]{2,3}$/i", $_POST[&#39;mail_subject&#39;])) $error = "Ââåäèòå àäðåñ â âèäå [Только зарегистрированные пользователи могут видеть ссылки. ]";
$msg = htmlspecialchars(stripslashes($_POST[&#39;mail_msg&#39;]));
$mail_to = "àäðåñ@ïî÷òû.ru";
if(!isset($error))
{
if(empty($_POST[&#39;mail_subject&#39;])) $from = "nobody@h1.ru";
$headers="MIME-Version: 1.0\nContent-Type: text/html; charset=windows-1251\nFrom: $from";
$body=$msg;
}
if(!mail($mail_to,"Ïèñüìî ñ ñàéòà",$body,$headers)) $error="Ê ñîæàëåíèþ, ïèñüìî íå îòïðàâëåíî";
else print "<tr><td colspan=2><font color=green>Ïèñüìî óñïåøíî îòïðàâëåíî</font></td></tr>";$from = $msg = "";
}
else print "<tr><td colspan=2><font color=red>$error</font></td></tr>";
}
else $from = $msg = "";
?>
<tr><td width=40%>Âàø e-mail:</td><td align=center><input type=text name=mail_subject maxlength=64 value="<?=$from?>"></td></tr><tr><td colspan=2>Âàøå ñîîáùåíèå:
<textarea cols=40 rows=8 name=mail_msg><?=$msg?></textarea></td><tr><td width=40%>Ïðèëàãàåìûé ôàéë:</td><td align=center><input type=file name=mail_file maxlength=64></td></tr></tr><tr><td colspan=2><input type=submit value="Îòïðàâèòü"></td></tr></form>