Simple error page

.htaccess

ErrorDocument 400 /errors.php
ErrorDocument 401 /errors.php
ErrorDocument 402 /errors.php
ErrorDocument 403 /errors.php
ErrorDocument 404 /errors.php
ErrorDocument 500 /errors.php

errors.php

<div id="errmsg">
    <!-- Error code -->
    <h1 id="errno"><? echo "Error ".$_SERVER['REDIRECT_STATUS'] ?></h1>
    <!-- Error description -->
    <?php
        switch($_SERVER['REDIRECT_STATUS']) {
            case 400:
                // BAD REQUEST - Syntax
                $msg_one= "<span class='error-msg'>Bad.</span>";
                $msg_two= "... the request, that is.";
                $runaway = "Take me back to the paradise city...";
                break;
            case 401:
                // UNAUTHORIZED
                $msg_one= "<span class='error-msg'>Denied.</span>";
                $msg_two= "That's right. What of it? Fisticuffs? Fisticuffs.";
                $runaway = "See you at dawn...";
                break;
            case 403:
                // FORBIDDEN
                $msg_one= "<span class='error-msg'>Halt!</span>";
                $msg_two= "From here, you will witness the final destruction of the Alliance and the end of your insignificant rebellion!";
                $runaway = "Beam me up, Scotty!";
                break;
            case 404:
                // NOT FOUND
                $msg_one= "<span class='error-msg'>Huh.</span>";
                $msg_two= "This isn't the page you're looking for.";
                $runaway = "Maybe there's life in this galaxy?";
                break;
            case 500:
                // INTERNAL SERVER ERROR
                $msg_one= "<span class='error-msg'>Oof.</span>";
                $msg_two= "There's a rip in the space-time contiuum.";
                $runaway = "Sleep now, in the fire...";
                break;
            default:
                $msg_one= "<span class='error-msg'>Oof.</span>";
                $msg_two= "There's a rip in the space-time contiuum.";
                $runaway = "Beam me up, scotty!";
                break;
        }
    ?>
    <div id="errtext">
        <div id="errmsg_one">
            <?=$msg_one?>
        </div>
        <div id="errmsg_two">
            <?=$msg_two?>
        </div>
    </div>
    <a id='errreturn' href='<?=$BASEDIR?>'>&larr; <?=$runaway?></a>
</div>