diff --git a/htdocs/install/etape0.php b/htdocs/install/etape0.php
index c59ee6e3bc8..9f967a74eaf 100644
--- a/htdocs/install/etape0.php
+++ b/htdocs/install/etape0.php
@@ -137,7 +137,6 @@ if ($db->connected)
 	$listOfCharacterSet=$db->getListOfCharacterSet();
 	$listOfCollation=$db->getListOfCollation();
 
-	if ($defaultCharacterSet)
 	{
 		?>
 		<tr>
@@ -161,10 +160,13 @@ if ($db->connected)
 				print '<option value="'.$characterSet['charset'].'" '.$selected.'>'.$characterSet['charset'].' ('.$characterSet['description'].')</option>';
 			}
 			print '</select>';
+			if ($disabled=="disabled"){
+				print '<input type="hidden" name="character_set_database"  value="'.$defaultCharacterSet.'">';
+			}
 		}
 		else
 		{
-			print '<input name="character_set_database" '.$disabled.' value="'.$defaultCharacterSet.'">';
+			print '<input type="text" name="character_set_database"  value="'.$defaultCharacterSet.'">';
 		}
 		?>
 		</td>
@@ -197,10 +199,13 @@ if ($db->connected)
 				print '<option value="'.$collation['collation'].'" '.$selected.'>'.$collation['collation'].'</option>';
 			}
 			print '</select>';
+			if ($disabled=="disabled"){
+				print '<input type="hidden" name="collation_connection"  value="'.$defaultCollationConnection.'">';
+			}
 		}
 		else
 		{
-			print '<input type="hidden" name="collation_connection" value="'.$collation['collation'].'">';
+			print '<input type="text" name="collation_connection"  value="'.$defaultCollationConnection.'">';
 		}
 		?>
 		</td>
diff --git a/htdocs/install/etape1.php b/htdocs/install/etape1.php
index 22fd6086804..e067475606f 100644
--- a/htdocs/install/etape1.php
+++ b/htdocs/install/etape1.php
@@ -31,7 +31,6 @@
 define('DONOTLOADCONF',1);	// To avoid loading conf by file inc..php
 
 include_once("./inc.php");
-
 $setuplang=isset($_POST["selectlang"])?$_POST["selectlang"]:(isset($_GET["selectlang"])?$_GET["selectlang"]:'auto');
 $langs->setDefaultLang($setuplang);
 
@@ -67,6 +66,9 @@ if (! $main_data_dir) { $main_data_dir="$main_dir/documents"; }
 /*
 * Actions
 */
+
+
+
 if ($_POST["action"] == "set")
 {
 	umask(0);
@@ -166,7 +168,6 @@ if ($_POST["action"] == "set")
 			if (file_exists("$conffile"))
 			{
 				include("$conffile");	// On force rechargement. Ne pas mettre include_once !
-				print "<tr><td>".$langs->trans("ConfigurationSaving")."</td><td>".$langs->trans("OK")."</td>";
 			}
 			else
 			{
@@ -249,14 +250,19 @@ if ($_POST["action"] == "set")
 	*/
 	if (! $error)
 	{
-		include_once($dolibarr_main_document_root . "/conf/conf.class.php");
-		
 		$conf = new Conf();
 		$conf->db->type = trim($dolibarr_main_db_type);
 		$conf->db->host = trim($dolibarr_main_db_host);
 		$conf->db->name = trim($dolibarr_main_db_name);
 		$conf->db->user = trim($dolibarr_main_db_user);
 		$conf->db->pass = trim($dolibarr_main_db_pass);
+		if (! isset($character_set_client) || ! $character_set_client) $character_set_client='ISO-8859-1';
+		$conf->character_set_client=trim($character_set_client);
+		if (! isset($dolibarr_main_db_charset) && ! $dolibarr_main_db_charset) $dolibarr_main_db_charset='latin1'; 
+		$conf->db->character_set=trim($dolibarr_main_db_charset);
+		if (! isset($collation_connection) || ! $collation_connection) $collation_connection='latin1_swedish_ci';
+		$conf->db->collation_connection=trim($collation_connection);
+		
 		
 		$userroot=isset($_POST["db_user_root"])?$_POST["db_user_root"]:"";
 		$passroot=isset($_POST["db_pass_root"])?$_POST["db_pass_root"]:"";
@@ -360,6 +366,7 @@ if ($_POST["action"] == "set")
 
 			if ($db->connected)
 			{
+					
 				if ($db->DDLCreateDb($dolibarr_main_db_name))
 				{
 					print '<tr><td>';
diff --git a/htdocs/install/etape2.php b/htdocs/install/etape2.php
index eaf5238cf41..5a036bff7d2 100644
--- a/htdocs/install/etape2.php
+++ b/htdocs/install/etape2.php
@@ -27,7 +27,6 @@
 */
 
 include_once("./inc.php");
-if (file_exists($conffile)) include_once($conffile);
 if (! isset($dolibarr_main_db_prefix) || ! $dolibarr_main_db_prefix) $dolibarr_main_db_prefix='llx_'; 
 define('MAIN_DB_PREFIX',$dolibarr_main_db_prefix);
 require_once($dolibarr_main_document_root . "/lib/databases/".$dolibarr_main_db_type.".lib.php");
diff --git a/htdocs/install/etape4.php b/htdocs/install/etape4.php
index d9c3f8c650a..76d01f827ae 100644
--- a/htdocs/install/etape4.php
+++ b/htdocs/install/etape4.php
@@ -30,7 +30,6 @@
 
 
 include_once("./inc.php");
-if (file_exists($conffile)) include_once($conffile);
 if (! isset($dolibarr_main_db_prefix) || ! $dolibarr_main_db_prefix) $dolibarr_main_db_prefix='llx_'; 
 define('MAIN_DB_PREFIX',$dolibarr_main_db_prefix);
 require_once($dolibarr_main_document_root . "/lib/databases/".$dolibarr_main_db_type.".lib.php");
diff --git a/htdocs/install/inc.php b/htdocs/install/inc.php
index a48976c6065..f18f4751182 100644
--- a/htdocs/install/inc.php
+++ b/htdocs/install/inc.php
@@ -54,8 +54,18 @@ if (file_exists($conffile))
 	{
 		require_once($dolibarr_main_document_root . "/conf/conf.class.php");
 		$conf=new Conf();
+		$conf = new Conf();
+		$conf->db->type = trim($dolibarr_main_db_type);
+		$conf->db->host = trim($dolibarr_main_db_host);
+		$conf->db->name = trim($dolibarr_main_db_name);
+		$conf->db->user = trim($dolibarr_main_db_user);
+		$conf->db->pass = trim($dolibarr_main_db_pass);
 		if (! isset($character_set_client) || ! $character_set_client) $character_set_client='ISO-8859-1';
 		$conf->character_set_client=$character_set_client;
+		if (! isset($dolibarr_main_db_charset) && ! $dolibarr_main_db_charset) $dolibarr_main_db_charset='latin1'; 
+		$conf->db->character_set=$dolibarr_main_db_charset;
+		if (! isset($collation_connection) || ! $collation_connection) $collation_connection='latin1_swedish_ci';
+		$conf->db->collation_connection=$collation_connection;
 	}
 	if ($dolibarr_main_document_root && $dolibarr_main_db_type && ! defined('DONOTLOADCONF'))
 	{
@@ -135,7 +145,6 @@ function pHeader($soutitre,$next,$action='set')
 	print '<table class="main" width="100%"><tr><td>';
 
 	print '<table class="main-inside" width="100%"><tr><td>';
-
 }
 
 function pFooter($nonext=0,$setuplang='')
diff --git a/htdocs/lib/databases/mysql.lib.php b/htdocs/lib/databases/mysql.lib.php
index a539885576a..d674bf55980 100644
--- a/htdocs/lib/databases/mysql.lib.php
+++ b/htdocs/lib/databases/mysql.lib.php
@@ -902,7 +902,7 @@ class DoliDb
 	}
 	
 	function getDefaultCollationConnection(){
-		$resql=$this->query('SHOW VARIABLES LIKE \'collation_connection\'');
+		$resql=$this->query('SHOW VARIABLES LIKE \'collation_database\'');
 		 if (!$resql)
 	      {
 			// version Mysql < 4.1.1
diff --git a/htdocs/lib/databases/mysqli.lib.php b/htdocs/lib/databases/mysqli.lib.php
index 87bba09c034..1f6792071cd 100644
--- a/htdocs/lib/databases/mysqli.lib.php
+++ b/htdocs/lib/databases/mysqli.lib.php
@@ -131,8 +131,8 @@ class DoliDb
 	    	$this->db_user=$dolibarr_main_db_user;
 		}
 		*/
-		$this->forcecharset=$conf->character_set_client;
-	    $this->forcecollate=$conf->collation_connection;
+		$this->forcecharset=$conf->db->character_set;
+	    $this->forcecollate=$conf->db->collation_connection;
 	    $this->db_user=$conf->db->user;
 
         $this->transaction_opened=0;
@@ -905,7 +905,7 @@ class DoliDb
 	}
 	
 	function getDefaultCollationConnection(){
-		$resql=$this->query('SHOW VARIABLES LIKE \'collation_connection\'');
+		$resql=$this->query('SHOW VARIABLES LIKE \'collation_database\'');
 		 if (!$resql)
 	      {
 			// version Mysql < 4.1.1
diff --git a/htdocs/master.inc.php b/htdocs/master.inc.php
index 7448b4916ef..0e1d73dceee 100644
--- a/htdocs/master.inc.php
+++ b/htdocs/master.inc.php
@@ -112,15 +112,15 @@ $conf->db->user   = $dolibarr_main_db_user;
 $conf->db->pass   = $dolibarr_main_db_pass;
 if (! isset($dolibarr_main_db_type) && ! $dolibarr_main_db_type) $dolibarr_main_db_type='mysql';   // Pour compatibilite avec anciennes configs, si non defini, on prend 'mysql'
 $conf->db->type   = $dolibarr_main_db_type;
-if (! isset($dolibarr_main_db_charset) && ! $dolibarr_main_db_charset) $dolibarr_main_db_charset='ISO-8859-1';   // Pour compatibilite avec anciennes configs, si non defini, on prend 'mysql'
+if (! isset($dolibarr_main_db_charset) && ! $dolibarr_main_db_charset) $dolibarr_main_db_charset='latin1'; 
 $conf->db->character_set=$dolibarr_main_db_charset;
 if (! isset($dolibarr_main_db_prefix) || ! $dolibarr_main_db_prefix) $dolibarr_main_db_prefix='llx_'; 
 $conf->db->prefix = $dolibarr_main_db_prefix;
 // Identifiant propre au client
 if (! isset($character_set_client) || ! $character_set_client) $character_set_client='ISO-8859-1';
-$conf->character_set_client=$character_set_client;
+$conf->db->character_set_client=$character_set_client;
 if (! isset($collation_connection) || ! $collation_connection) $collation_connection='latin1_swedish_ci';
-$conf->collation_connection=$collation_connection;
+$conf->db->collation_connection=$collation_connection;
 // Identifiant autres
 $conf->main_authentication = $dolibarr_main_authentication;