sure, change the code at line 1 to:
<?php 
if (($_SERVER["REQUEST_METHOD"] == "POST"))     {
    @session_start();
    $removeArray = array();
    $removeArray[] = "captcha_x";
    $removeArray[] = "captcha_y";
    $_SESSION['mailBody'] = "";
    foreach($_POST as $pkey => $pval ){
        if(!in_array($pkey,$removeArray)) {
            $_SESSION['mailBody'] .= "".str_replace("\n","<BR />",(is_array($pval)?implode(", ",$pval):$pval))."<br />";
        }
    }
}
?>

