diff --git a/delete.php b/delete.php
index 429112597a2..0103a174794 100644
--- a/delete.php
+++ b/delete.php
@@ -1,4 +1,4 @@
-<?PHP // $Id: delete.php,v 1.1 2006/03/12 18:39:59 skodak Exp $
+<?PHP // $Id: delete.php,v 1.2 2006/11/21 19:26:36 skodak Exp $
 
 require('teacheraccess.php'); //page only for teachers
 $confirm = optional_param('confirm', 0, PARAM_BOOL);
@@ -30,7 +30,7 @@ if ($confirm) {  // the operation was confirmed.
         $chapters = get_records('book_chapters', 'bookid', $book->id, 'pagenum', 'id, subchapter');
         $found = false;
         foreach($chapters as $ch) {
-            if ($ch->id === $chapter->id) {
+            if ($ch->id == $chapter->id) {
                 $found = true;
             } else if ($found and $ch->subchapter) {
                 if (!delete_records('book_chapters', 'id', $ch->id)) {
diff --git a/import.php b/import.php
index 0cbed029c54..3f345a59856 100644
--- a/import.php
+++ b/import.php
@@ -1,4 +1,4 @@
-<?PHP // $Id: import.php,v 1.1 2006/03/12 18:39:59 skodak Exp $
+<?PHP // $Id: import.php,v 1.2 2006/11/21 19:26:36 skodak Exp $
 
 require_once('../../config.php');
 require_once('lib.php');
@@ -85,7 +85,7 @@ if (($form = data_submitted()) && (confirm_sesskey())) {
         $basedir = opendir($base);
         while ($file = readdir($basedir)) {
             $path = $base.'/'.$file;
-            if (filetype($path) === 'file' and preg_match($htmlpat, $file)) {
+            if (filetype($path) == 'file' and preg_match($htmlpat, $file)) {
                 $refs[] = str_replace($coursebase, '', $path);
             }
         }
diff --git a/move.php b/move.php
index 21fde8692d1..76e3e9e0ec0 100644
--- a/move.php
+++ b/move.php
@@ -1,4 +1,4 @@
-<?PHP // $Id: move.php,v 1.1 2006/03/12 18:39:59 skodak Exp $
+<?PHP // $Id: move.php,v 1.2 2006/11/21 19:26:36 skodak Exp $
 
 require('teacheraccess.php'); //page only for teachers
 $up  = optional_param('up', 0, PARAM_BOOL);
@@ -18,7 +18,7 @@ $i = 1;
 $found = 0;
 foreach ($oldchapters as $ch) {
     $chapters[$i] = $ch;
-    if ($chapter->id === $ch->id) {
+    if ($chapter->id == $ch->id) {
         $chs = $i;
         $che = $chs;
         if ($ch->subchapter) {
@@ -39,14 +39,14 @@ foreach ($oldchapters as $ch) {
 // find target chapter(s)
 if ($chapters[$chs]->subchapter) { //moving single subchapter up or down
     if ($up) {
-        if ($chs === 1) {
+        if ($chs == 1) {
             $nothing = 1; //already first
         } else {
             $ts = $chs - 1;
             $te = $ts;
         }
     } else { //down
-        if ($che === count($chapters)) {
+        if ($che == count($chapters)) {
             $nothing = 1; //already last
         } else {
             $ts = $che + 1;
@@ -55,7 +55,7 @@ if ($chapters[$chs]->subchapter) { //moving single subchapter up or down
     }
 } else { // moving chapter and looking for next/previous chapter
     if ($up) { //up
-        if ($chs === 1) {
+        if ($chs == 1) {
             $nothing = 1; //already first
         } else {
             $te = $chs - 1;
@@ -69,7 +69,7 @@ if ($chapters[$chs]->subchapter) { //moving single subchapter up or down
             }
         }
     } else { //down
-        if ($che === count($chapters)) {
+        if ($che == count($chapters)) {
             $nothing = 1; //already last
         } else {
             $ts = $che + 1;
diff --git a/show.php b/show.php
index a4104feed4c..8104067ee27 100644
--- a/show.php
+++ b/show.php
@@ -1,4 +1,4 @@
-<?PHP // $Id: show.php,v 1.1 2006/03/12 18:39:59 skodak Exp $
+<?PHP // $Id: show.php,v 1.2 2006/11/21 19:26:36 skodak Exp $
 
 require('teacheraccess.php'); //page only for teachers
 
@@ -18,7 +18,7 @@ if (!$chapter->subchapter) {
     $chapters = get_records('book_chapters', 'bookid', $book->id, 'pagenum', 'id, subchapter, hidden');
     $found = 0;
     foreach($chapters as $ch) {
-        if ($ch->id === $chapter->id) {
+        if ($ch->id == $chapter->id) {
             $found = 1;
         } else if ($found and $ch->subchapter) {
             $ch->hidden = $chapter->hidden;