diff --git a/library/smarty/libs/plugins/function.mailto.php b/library/smarty/libs/plugins/function.mailto.php
deleted file mode 100644
--- a/library/smarty/libs/plugins/function.mailto.php
+++ /dev/null
@@ -1,154 +0,0 @@
-<?php
-/**
- * Smarty plugin
- *
- * @package    Smarty
- * @subpackage PluginsFunction
- */
-
-/**
- * Smarty {mailto} function plugin
- * Type:     function<br>
- * Name:     mailto<br>
- * Date:     May 21, 2002
- * Purpose:  automate mailto address link creation, and optionally encode them.<br>
- * Params:
- * <pre>
- * - address    - (required) - e-mail address
- * - text       - (optional) - text to display, default is address
- * - encode     - (optional) - can be one of:
- *                             * none : no encoding (default)
- *                             * javascript : encode with javascript
- *                             * javascript_charcode : encode with javascript charcode
- *                             * hex : encode with hexidecimal (no javascript)
- * - cc         - (optional) - address(es) to carbon copy
- * - bcc        - (optional) - address(es) to blind carbon copy
- * - subject    - (optional) - e-mail subject
- * - newsgroups - (optional) - newsgroup(s) to post to
- * - followupto - (optional) - address(es) to follow up to
- * - extra      - (optional) - extra tags for the href link
- * </pre>
- * Examples:
- * <pre>
- * {mailto address="me@domain.com"}
- * {mailto address="me@domain.com" encode="javascript"}
- * {mailto address="me@domain.com" encode="hex"}
- * {mailto address="me@domain.com" subject="Hello to you!"}
- * {mailto address="me@domain.com" cc="you@domain.com,they@domain.com"}
- * {mailto address="me@domain.com" extra='class="mailto"'}
- * </pre>
- *
- * @link     http://www.smarty.net/manual/en/language.function.mailto.php {mailto}
- *           (Smarty online manual)
- * @version  1.2
- * @author   Monte Ohrt <monte at ohrt dot com>
- * @author   credits to Jason Sweat (added cc, bcc and subject functionality)
- *
- * @param array $params parameters
- *
- * @return string
- */
-function smarty_function_mailto($params) {
-    static $_allowed_encoding = array('javascript' => true, 'javascript_charcode' => true, 'hex' => true, 'none' => true);
-    $extra = '';
-
-    if (empty($params['address'])) {
-        trigger_error("mailto: missing 'address' parameter", E_USER_WARNING);
-
-        return;
-    } else {
-        $address = $params['address'];
-    }
-
-    $text = $address;
-    // netscape and mozilla do not decode %40 (@) in BCC field (bug?)
-    // so, don't encode it.
-    $search = array('%40', '%2C');
-    $replace = array('@', ',');
-    $mail_parms = array();
-    foreach ($params as $var => $value) {
-        switch ($var) {
-            case 'cc':
-            case 'bcc':
-            case 'followupto':
-                if (!empty($value)) {
-                    $mail_parms[] = $var . '=' . str_replace($search, $replace, rawurlencode($value));
-                }
-                break;
-
-            case 'subject':
-            case 'newsgroups':
-                $mail_parms[] = $var . '=' . rawurlencode($value);
-                break;
-
-            case 'extra':
-            case 'text':
-                $$var = $value;
-
-            default:
-        }
-    }
-
-    if ($mail_parms) {
-        $address .= '?' . join('&', $mail_parms);
-    }
-
-    $encode = (empty($params['encode'])) ? 'none' : $params['encode'];
-    if (!isset($_allowed_encoding[$encode])) {
-        trigger_error("mailto: 'encode' parameter must be none, javascript, javascript_charcode or hex", E_USER_WARNING);
-
-        return;
-    }
-    // FIXME: (rodneyrehm) document.write() excues me what? 1998 has passed!
-    if ($encode == 'javascript') {
-        $string = 'document.write(\'<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>\');';
-
-        $js_encode = '';
-        for ($x = 0, $_length = strlen($string); $x < $_length; $x++) {
-            $js_encode .= '%' . bin2hex($string[$x]);
-        }
-
-        return '<script type="text/javascript">eval(unescape(\'' . $js_encode . '\'))</script>';
-    } elseif ($encode == 'javascript_charcode') {
-        $string = '<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>';
-
-        for ($x = 0, $y = strlen($string); $x < $y; $x++) {
-            $ord[] = ord($string[$x]);
-        }
-
-        $_ret = "<script type=\"text/javascript\" language=\"javascript\">\n"
-            . "{document.write(String.fromCharCode("
-            . implode(',', $ord)
-            . "))"
-            . "}\n"
-            . "</script>\n";
-
-        return $_ret;
-    } elseif ($encode == 'hex') {
-        preg_match('!^(.*)(\?.*)$!', $address, $match);
-        if (!empty($match[2])) {
-            trigger_error("mailto: hex encoding does not work with extra attributes. Try javascript.", E_USER_WARNING);
-
-            return;
-        }
-        $address_encode = '';
-        for ($x = 0, $_length = strlen($address); $x < $_length; $x++) {
-            if (preg_match('!\w!' . Smarty::$_UTF8_MODIFIER, $address[$x])) {
-                $address_encode .= '%' . bin2hex($address[$x]);
-            } else {
-                $address_encode .= $address[$x];
-            }
-        }
-        $text_encode = '';
-        for ($x = 0, $_length = strlen($text); $x < $_length; $x++) {
-            $text_encode .= '&#x' . bin2hex($text[$x]) . ';';
-        }
-
-        $mailto = "&#109;&#97;&#105;&#108;&#116;&#111;&#58;";
-
-        return '<a href="' . $mailto . $address_encode . '" ' . $extra . '>' . $text_encode . '</a>';
-    } else {
-        // no encoding
-        return '<a href="mailto:' . $address . '" ' . $extra . '>' . $text . '</a>';
-    }
-}