diff --git a/edit.php b/edit.php
index c1a2c6a..d0f777a 100644
--- a/edit.php
+++ b/edit.php
@@ -103,7 +103,7 @@ if ((!empty($moveup)) || (!empty($movedown))) {
         $DB->set_field('customcert_elements', 'sequence', $movecertelement->sequence, array('id' => $swapcertelement->id));
     }
 } else if (!empty($deletepage)) { // Check if we are deleting a page.
-    if (!empty($confirm)) { // Check they have confirmed the deletion
+    if (!empty($confirm)) { // Check they have confirmed the deletion.
         customcert_delete_page($deletepage);
     } else {
         // Set deletion flag to true.
@@ -118,7 +118,7 @@ if ((!empty($moveup)) || (!empty($movedown))) {
             'sesskey' => sesskey()));
     }
 } else if (!empty($deleteelement)) { // Check if we are deleting an element.
-    if (!empty($confirm)) { // Check they have confirmed the deletion
+    if (!empty($confirm)) { // Check they have confirmed the deletion.
         // Ensure element exists and delete it.
         $element = $DB->get_record('customcert_elements', array('id' => $deleteelement), '*', MUST_EXIST);
         // Get an instance of the element class.
@@ -191,7 +191,7 @@ if ($data = $mform->get_data()) {
 
     // Check if we want to preview this custom certificate.
     if (!empty($data->previewbtn)) {
-        customcert_generate_pdf($customcert);
+        customcert_generate_pdf($customcert, true);
     }
 
     // Redirect to the editing page to show form with recent updates.
diff --git a/element/code/lib.php b/element/code/lib.php
index fd99dc1..f8db4a3 100644
--- a/element/code/lib.php
+++ b/element/code/lib.php
@@ -32,8 +32,9 @@ class customcert_element_code extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $DB, $USER;
 
         // Get the page.
diff --git a/element/code/version.php b/element/code/version.php
index 7461983..89e80bb 100644
--- a/element/code/version.php
+++ b/element/code/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013061200;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_code';
diff --git a/element/date/lib.php b/element/date/lib.php
index fa44bf8..63f9a4b 100644
--- a/element/date/lib.php
+++ b/element/date/lib.php
@@ -82,8 +82,9 @@ class customcert_element_date extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $COURSE, $DB, $USER;
 
         // If there is no element data, we have nothing to display.
diff --git a/element/date/version.php b/element/date/version.php
index 6c0bcd2..c516be2 100644
--- a/element/date/version.php
+++ b/element/date/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013062500;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_date';
diff --git a/element/element.class.php b/element/element.class.php
index 79d6cc6..45e8793 100644
--- a/element/element.class.php
+++ b/element/element.class.php
@@ -172,8 +172,9 @@ abstract class customcert_element_base {
      * Must be overridden.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         // Must be overridden.
     }
 
diff --git a/element/grade/lib.php b/element/grade/lib.php
index 0867f41..245843e 100644
--- a/element/grade/lib.php
+++ b/element/grade/lib.php
@@ -83,8 +83,9 @@ class customcert_element_grade extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $USER;
 
         // If there is no element data, we have nothing to display.
diff --git a/element/grade/version.php b/element/grade/version.php
index e91b0d4..583a8e7 100644
--- a/element/grade/version.php
+++ b/element/grade/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013062500;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_grade';
diff --git a/element/image/lib.php b/element/image/lib.php
index 3f7cc9c..fb86a39 100644
--- a/element/image/lib.php
+++ b/element/image/lib.php
@@ -96,8 +96,9 @@ class customcert_element_image extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $CFG;
 
         // If there is no element data, we have nothing to display.
diff --git a/element/image/version.php b/element/image/version.php
index 9fd5b24..d007173 100644
--- a/element/image/version.php
+++ b/element/image/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013062500;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_image';
diff --git a/element/studentname/lib.php b/element/studentname/lib.php
index ae34d08..c8e93e0 100644
--- a/element/studentname/lib.php
+++ b/element/studentname/lib.php
@@ -32,8 +32,9 @@ class customcert_element_studentname extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $USER;
 
         parent::render_content($pdf, fullname($USER));
diff --git a/element/studentname/version.php b/element/studentname/version.php
index 926038f..28dade5 100644
--- a/element/studentname/version.php
+++ b/element/studentname/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013061200;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_studentname';
diff --git a/element/text/lib.php b/element/text/lib.php
index 442584b..2e38eef 100644
--- a/element/text/lib.php
+++ b/element/text/lib.php
@@ -56,8 +56,9 @@ class customcert_element_text extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         parent::render_content($pdf, $this->element->data);
     }
 
diff --git a/element/text/version.php b/element/text/version.php
index 6c5f5f4..0bd9fcd 100644
--- a/element/text/version.php
+++ b/element/text/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013062500;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_text';
diff --git a/element/userfield/lib.php b/element/userfield/lib.php
index 687b1b7..1fb9295 100644
--- a/element/userfield/lib.php
+++ b/element/userfield/lib.php
@@ -62,8 +62,9 @@ class customcert_element_userfield extends customcert_element_base {
      * Handles rendering the element on the pdf.
      *
      * @param pdf $pdf the pdf object
+     * @param bool $preview true if it is a preview, false otherwise
      */
-    public function render($pdf) {
+    public function render($pdf, $preview) {
         global $DB, $USER;
 
         // The user field to display.
diff --git a/element/userfield/version.php b/element/userfield/version.php
index 8f5980b..30e2cf3 100644
--- a/element/userfield/version.php
+++ b/element/userfield/version.php
@@ -25,6 +25,6 @@
 
 defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
 
-$plugin->version   = 2013062500;
+$plugin->version   = 2013062800;
 $plugin->requires  = 2013040500; // Requires this Moodle version.
 $plugin->component = 'customcertelement_userfield';
diff --git a/lib.php b/lib.php
index f072b3b..95d31a9 100644
--- a/lib.php
+++ b/lib.php
@@ -787,8 +787,9 @@ function customcert_generate_code() {
  * Generate the PDF for the specified customcert and user.
  *
  * @param stdClass $customcert
+ * @param bool $preview true if it is a preview, false otherwise
  */
-function customcert_generate_pdf($customcert) {
+function customcert_generate_pdf($customcert, $preview = false) {
     global $CFG, $DB;
 
     require_once($CFG->libdir . '/pdflib.php');
@@ -817,7 +818,7 @@ function customcert_generate_pdf($customcert) {
                 foreach ($elements as $element) {
                     // Get an instance of the element class.
                     if ($e = customcert_get_element_instance($element)) {
-                        $e->render($pdf);
+                        $e->render($pdf, $preview);
                     }
                 }
             }