diff --git a/ChangeLog b/ChangeLog
index 53660c438..5d100793c 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,6 +7,8 @@ $Source$
 
 2002-04-24 Alexander M. Turek  <rabus@bugfixes.info>
     * libraries/*: $cfg system changes.
+    * libraries/common.lib.php3, libraries/select_lang.php3,
+      libraries/config_import.lib.php3: Config file backwards compatibility.
 
 2002-04-24 Robin Johnson <robbat2@users.sourceforge.net>
 	* *.php3 NOT tbl_*.php, Documentation.*: $cfg system changes.
diff --git a/libraries/common.lib.php3 b/libraries/common.lib.php3
index a373d2f7e..6d3649f91 100644
--- a/libraries/common.lib.php3
+++ b/libraries/common.lib.php3
@@ -72,14 +72,8 @@ if (!defined('PMA_COMMON_LIB_INCLUDED')){
 
     // For compatibility with old config.inc.php3
     if (!isset($cfg)) {
-        if (empty($GLOBALS['is_header_sent'])) {
-            include('./header.inc.php3');
-        }
-        echo '<p class="warning">Your config file version is not supported any longer!</p>' . "\n";
-        include('./footer.inc.php3');
-        exit();
+        include('config_import.inc.php3');
     }
-    // rabus: The new backwards compatibility code will follow soon...
 
     /**
      * Gets constants that defines the PHP, MySQL... releases.
diff --git a/libraries/config_import.lib.php3 b/libraries/config_import.lib.php3
new file mode 100644
index 000000000..5e1a7953d
--- /dev/null
+++ b/libraries/config_import.lib.php3
@@ -0,0 +1,261 @@
+<?php        
+/* $Id$ */
+
+
+/**
+ * This file is used for importing settings from
+ * config file versions earlier than 1.81
+ */
+
+
+$cfg['PmaAbsoluteUri']          = $cfgPmaAbsoluteUri;
+unset($cfgPmaAbsoluteUri);
+$cfg['Servers']                 = $cfgServers;
+unset($cfgServers);
+$cfg['ServerDefault']           = $cfgServerDefault;
+unset($cfgServerDefault);
+$cfg['OBGzip']                  = $cfgOBGzip;
+unset($cfgOBGzip);
+$cfg['PersistentConnections']   = $cfgPersistentConnections;
+unset($cfgPersistentConnections);
+
+if (!isset($cfgExecTimeLimit)) {
+    $cfg['ExecTimeLimit']       = 300; // 5 minutes
+} else {
+    $cfg['ExecTimeLimit']       = $cfgExecTimeLimit;
+    unset($cfgExecTimeLimit);
+}
+
+$cfg['SkipLockedTables']        = $cfgSkipLockedTables;
+unset($cfgSkipLockedTables);
+$cfg['ShowSQL']                 = $cfgShowSQL;
+unset($cfgShowSQL);
+$cfg['AllowUserDropDatabase']   = $cfgAllowUserDropDatabase;
+unset($cfgAllowUserDropDatabase);
+$cfg['Confirm']                 = $cfgConfirm;
+unset($cfgConfirm);
+
+if (!isset($cfgLoginCookieRecall)) {
+    $cfg['LoginCookieRecall']   = TRUE;
+} else
+    $cfg['LoginCookieRecall']   = $cfgLoginCookieRecall;
+    unset($cfgLoginCookieRecall);
+}
+
+if (!isset($cfgLeftFrameLight)) {
+    $cfg['LeftFrameLight']      = TRUE;
+} else {
+    $cfg['LeftFrameLight']      = $cfgLeftFrameLight;
+    unset($cfgLeftFrameLight);
+}
+
+if (!isset($cfgShowTooltip)) {
+    $cfg['ShowTooltip']         = TRUE;
+} else {
+    $cfg['ShowTooltip']         = $cfgShowTooltip;
+    unset($cfgShowTooltip);
+}
+
+if (!isset($cfgShowStats)) {
+    $cfg['ShowStats']           = TRUE;
+} else {
+    $cfg['ShowStats']           = $cfgShowStats;
+    unset($cfgShowStats);
+}
+
+if (!isset($cfgShowMysqlInfo)) {
+    $cfg['ShowMysqlInfo']       = FALSE;
+} else {
+    $cfg['ShowMysqlInfo']       = $cfgShowMysqlInfo;
+    unset($cfgShowMysqlInfo);
+}
+
+if (!isset($cfgShowMysqlVars)) {
+    $cfg['ShowMysqlVars']       = FALSE;
+} else {
+    $cfg['ShowMysqlVars']       = $cfgShowMysqlVars;
+    unset($cfgShowMysqlVars);
+}
+
+if (!isset($cfgShowPhpInfo)) {
+    $cfg['ShowPhpInfo']         = FALSE;
+} else {
+    $cfg['ShowPhpInfo']         = $cfgShowPhpInfo;
+    unset($cfgShowPhpInfo);
+}
+
+if (!isset($cfgShowChgPassword)) {
+    $cfg['ShowChgPassword']     = FALSE;
+} else {
+    $cfg['ShowChgPassword']     = $cfgShowChgPassword;
+    unset($cfgShowChgPassword);
+}
+
+$cfg['ShowBlob']                = $cfgShowBlob;
+unset($cfgShowBlob);
+
+if (!isset($cfgNavigationBarIconic)) {
+    $cfg['NavigationBarIconic'] = TRUE;
+} else {
+    $cfg['NavigationBarIconic'] = $cfgNavigationBarIconic;
+    unset($cfgNavigationBarIconic);
+}
+
+if (!isset($cfgShowAll)) {
+    $cfg['ShowAll']             = FALSE;
+} else {
+    $cfg['ShowAll']             = $cfgShowAll;
+    unset($cfgShowAll);
+}
+
+$cfg['MaxRows']                 = $cfgMaxRows;
+unset($cfgMaxRows);
+$cfg['Order']                   = $cfgOrder;
+unset($cfgOrder);
+
+if (!isset($cfgProtectBinary)) {
+    if (isset($cfgProtectBlob)) {
+        $cfg['ProtectBinary']   = ($cfgProtectBlob ? 'blob' : FALSE);
+        unset($cfgProtectBlob);
+    } else {
+        $cfg['ProtectBinary']   = 'blob';
+    }
+} else {
+    $cfg['ProtectBinary']       = $cfgProtectBinary;
+    unset($cfgProtectBinary);
+}
+
+if (!isset($cfgShowFunctionFields)) {
+    $cfg['ShowFunctionFields']  = TRUE;
+} else {
+    $cfg['ShowFunctionFields']  = $cfgShowFunctionFields;
+    unset($cfgShowFunctionFields);
+}
+
+if (!isset($cfgZipDump)) {
+    $cfg['ZipDump']             = (isset($cfgGZipDump) ? $cfgGZipDump : TRUE);
+} else {
+    $cfg['ZipDump']             = $cfgZipDump;
+    unset($cfgZipDump);
+}
+
+if (!isset($cfgGZipDump)) {
+    $cfg['GZipDump']            = TRUE;
+} else {
+    $cfg['GZipDump']            = $cfgGZipDump;
+    unset($cfgGZipDump);
+}
+
+if (!isset($cfgBZipDump)) {
+    $cfg['BZipDump']            = TRUE;
+} else {
+    $cfg['BZipDump']            = $cfgBZipDump;
+    unset($cfgBZipDump);
+}
+
+$cfg['ManualBaseShort']         = $cfgManualBaseShort;
+unset($cfgManualBaseShort);
+$cfg['DefaultLang']             = $cfgDefaultLang;
+unset($cfgDefaultLang);
+
+if (isset($cfgLang)) {
+    $cfg['Lang']                = $cfgLang;
+    unset($cfgLang);
+}
+
+$cfg['LeftWidth']               = $cfgLeftWidth;
+unset($cfgLeftWidth);
+
+if (!isset($cfgLeftBgColor)) {
+    $cfg['LeftBgColor']         = '#D0DCE0';
+} else {
+    $cfg['LeftBgColor']         = $cfgLeftBgColor;
+    unset($cfgLeftBgColor);
+}
+
+if (!isset($cfgLeftPointerColor)) {
+    $cfg['LeftPointerColor']    = '';
+} else {
+    $cfg['LeftPointerColor']    = $cfgLeftPointerColor;
+    unset($cfgLeftPointerColor);
+}
+
+if (!isset($cfgRightBgColor)) {
+    $cfg['RightBgColor']        = '#F5F5F5';
+} else {
+    $cfg['RightBgColor']        = $cfgRightBgColor;
+    unset($cfgRightBgColor);
+}
+
+$cfg['Border']                  = $cfgBorder;
+unset($cfgBorder);
+$cfg['ThBgcolor']               = $cfgThBgcolor;
+unset($cfgThBgcolor);
+$cfg['BgcolorOne']              = $cfgBgcolorOne;
+unset($cfgBgcolorOne);
+$cfg['BgcolorTwo']              = $cfgBgcolorTwo;
+unset($cfgBgcolorTwo);
+
+if (!isset($cfgBrowsePointerColor)) {
+    $cfg['BrowsePointerColor']  = '';
+} else {
+    $cfg['BrowsePointerColor']  = $cfgBrowsePointerColor;
+    unset($cfgBrowsePointerColor);
+}
+
+if (!isset($cfgBrowseMarkerColor)) {
+    $cfg['BrowseMarkerColor']   = (!empty($cfg['BrowsePointerColor']) && !empty($cfgBrowseMarkRow))
+                                  ? '#FFCC99'
+                                  : '';
+    unset($cfgBrowseMarkRow);
+} else {
+    $cfg['BrowseMarkerColor']   = $cfgBrowseMarkerColor;
+    unset($cfgBrowseMarkerColor);
+}
+
+if (!isset($cfgTextareaCols)) {
+    $cfg['TextareaCols']        = 40;
+} else {
+    $cfg['TextareaCols']        = $cfgTextareaCols;
+    unset($cfgTextareaCols);
+}
+
+if (!isset($cfgTextareaRows)) {
+    $cfg['TextareaRows']        = 7;
+} else {
+    $cfg['TextareaRows']        = $cfgTextareaRows;
+    unset($cfgTextareaRows);
+}
+
+$cfg['LimitChars']              = $cfgLimitChars;
+unset($cfgLimitChars);
+$cfg['ModifyDeleteAtLeft']      = $cfgModifyDeleteAtLeft;
+unset($cfgModifyDeleteAtLeft);
+$cfg['ModifyDeleteAtRight']     = $cfgModifyDeleteAtRight;
+unset($cfgModifyDeleteAtRight);
+
+if (!isset($cfgDefaultDisplay)) {
+    $cfg['DefaultDisplay']      = 'horizontal';
+} else {
+    $cfg['DefaultDisplay']      = $cfgDefaultDisplay;
+    unset($cfgDefaultDisplay);
+}
+
+if (!isset($cfgRepeatCells)) {
+    $cfg['RepeatCells']         = 100;
+} else {
+    $cfg['RepeatCells']         = $cfgRepeatCells;
+    unset($cfgRepeatCells);
+}
+
+$cfg['ColumnTypes']             = $cfgColumnTypes;
+unset($cfgColumnTypes);
+$cfg['AttributeTypes']          = $cfgAttributeTypes;
+unset($cfgAttributeTypes);
+
+if (isset($cfgFunctions)) {
+    $cfg['Functions']           = $cfgFunctions;
+    unset($cfgFunctions);
+}
+
+?>
\ No newline at end of file
diff --git a/libraries/select_lang.lib.php3 b/libraries/select_lang.lib.php3
index 7161d2f90..c73ea585e 100644
--- a/libraries/select_lang.lib.php3
+++ b/libraries/select_lang.lib.php3
@@ -163,6 +163,18 @@ if (!isset($lang)) {
 /**
  * Do the work!
  */
+
+// compatibility with config.inc.php3 <= v1.80
+if (isset($cfgLang)) {
+    $cfg['Lang'] = $cfgLang;
+    unset($cfgLang);
+}
+if (isset($cfgDefaultLang)) {
+    $cfg['DefaultLang'] = $cfgDefaultLang;
+    unset($cfgLang);
+}
+
+
 // Lang forced
 if (!empty($cfg['Lang'])) {
     $lang = $cfg['Lang'];