- Replace some mysql_query by pwg_query function.

- Add home button after upgrade.php.
- Add utf8 charset for access denied message.
- Replace some #content by .content in css files.
- Fix menubar blocks borders with IE.

git-svn-id: http://piwigo.org/svn/trunk@2884 68402e56-0260-453c-a942-63ccdbb3a9ee

upgrade.php

@@ -80,7 +80,7 @@ function get_tables()
   $query = '
 SHOW TABLES
 ;';
-  $result = mysql_query($query);
+  $result = pwg_query($query);
 
   while ($row = mysql_fetch_row($result))
   {
@@ -107,7 +107,7 @@ function get_columns_of($tables)
     $query = '
 DESC '.$table.'
 ;';
-    $result = mysql_query($query);
+    $result = pwg_query($query);
 
     $columns_of[$table] = array();