diff --git a/library/smarty/libs/plugins/function.html_image.php b/library/smarty/libs/plugins/function.html_image.php
deleted file mode 100644
--- a/library/smarty/libs/plugins/function.html_image.php
+++ /dev/null
@@ -1,162 +0,0 @@
-<?php
-/**
- * Smarty plugin
- *
- * @package    Smarty
- * @subpackage PluginsFunction
- */
-
-/**
- * Smarty {html_image} function plugin
- * Type:     function<br>
- * Name:     html_image<br>
- * Date:     Feb 24, 2003<br>
- * Purpose:  format HTML tags for the image<br>
- * Examples: {html_image file="/images/masthead.gif"}<br>
- * Output:   <img src="/images/masthead.gif" width=400 height=23><br>
- * Params:
- * <pre>
- * - file        - (required) - file (and path) of image
- * - height      - (optional) - image height (default actual height)
- * - width       - (optional) - image width (default actual width)
- * - basedir     - (optional) - base directory for absolute paths, default is environment variable DOCUMENT_ROOT
- * - path_prefix - prefix for path output (optional, default empty)
- * </pre>
- *
- * @link    http://www.smarty.net/manual/en/language.function.html.image.php {html_image}
- *          (Smarty online manual)
- * @author  Monte Ohrt <monte at ohrt dot com>
- * @author  credits to Duda <duda@big.hu>
- * @version 1.0
- *
- * @param array $params parameters
- * @param Smarty_Internal_Template $template template object
- *
- * @throws SmartyException
- * @return string
- * @uses    smarty_function_escape_special_chars()
- */
-function smarty_function_html_image($params, $template) {
-    require_once(SMARTY_PLUGINS_DIR . 'shared.escape_special_chars.php');
-
-    $alt = '';
-    $file = '';
-    $height = '';
-    $width = '';
-    $extra = '';
-    $prefix = '';
-    $suffix = '';
-    $path_prefix = '';
-    $basedir = isset($_SERVER['DOCUMENT_ROOT']) ? $_SERVER['DOCUMENT_ROOT'] : '';
-    foreach ($params as $_key => $_val) {
-        switch ($_key) {
-            case 'file':
-            case 'height':
-            case 'width':
-            case 'dpi':
-            case 'path_prefix':
-            case 'basedir':
-                $$_key = $_val;
-                break;
-
-            case 'alt':
-                if (!is_array($_val)) {
-                    $$_key = smarty_function_escape_special_chars($_val);
-                } else {
-                    throw new SmartyException ("html_image: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
-                }
-                break;
-
-            case 'link':
-            case 'href':
-                $prefix = '<a href="' . $_val . '">';
-                $suffix = '</a>';
-                break;
-
-            default:
-                if (!is_array($_val)) {
-                    $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"';
-                } else {
-                    throw new SmartyException ("html_image: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
-                }
-                break;
-        }
-    }
-
-    if (empty($file)) {
-        trigger_error("html_image: missing 'file' parameter", E_USER_NOTICE);
-
-        return;
-    }
-
-    if ($file[0] == '/') {
-        $_image_path = $basedir . $file;
-    } else {
-        $_image_path = $file;
-    }
-
-    // strip file protocol
-    if (stripos($params['file'], 'file://') === 0) {
-        $params['file'] = substr($params['file'], 7);
-    }
-
-    $protocol = strpos($params['file'], '://');
-    if ($protocol !== false) {
-        $protocol = strtolower(substr($params['file'], 0, $protocol));
-    }
-
-    if (isset($template->smarty->security_policy)) {
-        if ($protocol) {
-            // remote resource (or php stream, …)
-            if (!$template->smarty->security_policy->isTrustedUri($params['file'])) {
-                return;
-            }
-        } else {
-            // local file
-            if (!$template->smarty->security_policy->isTrustedResourceDir($_image_path)) {
-                return;
-            }
-        }
-    }
-
-    if (!isset($params['width']) || !isset($params['height'])) {
-        // FIXME: (rodneyrehm) getimagesize() loads the complete file off a remote resource, use custom [jpg,png,gif]header reader!
-        if (!$_image_data = @getimagesize($_image_path)) {
-            if (!file_exists($_image_path)) {
-                trigger_error("html_image: unable to find '$_image_path'", E_USER_NOTICE);
-
-                return;
-            } elseif (!is_readable($_image_path)) {
-                trigger_error("html_image: unable to read '$_image_path'", E_USER_NOTICE);
-
-                return;
-            } else {
-                trigger_error("html_image: '$_image_path' is not a valid image file", E_USER_NOTICE);
-
-                return;
-            }
-        }
-
-        if (!isset($params['width'])) {
-            $width = $_image_data[0];
-        }
-        if (!isset($params['height'])) {
-            $height = $_image_data[1];
-        }
-    }
-
-    if (isset($params['dpi'])) {
-        if (strstr($_SERVER['HTTP_USER_AGENT'], 'Mac')) {
-            // FIXME: (rodneyrehm) wrong dpi assumption
-            // don't know who thought this up… even if it was true in 1998, it's definitely wrong in 2011.
-            $dpi_default = 72;
-        } else {
-            $dpi_default = 96;
-        }
-        $_resize = $dpi_default / $params['dpi'];
-        $width = round($width * $_resize);
-        $height = round($height * $_resize);
-    }
-
-    return $prefix . '<img src="' . $path_prefix . $file . '" alt="' . $alt . '" width="' . $width . '" height="' . $height . '"' . $extra . ' />' . $suffix;
-}