diff --git a/manager/database.php b/manager/database.php
index 6d526f2..a9191fa 100755
--- a/manager/database.php
+++ b/manager/database.php
@@ -38,7 +38,7 @@ class DataBase{
 	/* retourne une instance de la classe */
 	public static function getInstance(){
 		if( DataBase::$instance == null )
-			DataBase::$instance = new DataBase("localhost", "sid2", "php", "Qt358nUdyeTxLDM8");
+			DataBase::$instance = new DataBase("localhost", "sid2", "root", "");
 		
 		return DataBase::$instance;
 	}
@@ -595,4 +595,4 @@ class DataBase{
 
 }
 
-?>
\ No newline at end of file
+?>
diff --git a/manager/security.php b/manager/security.php
index 2bdbd48..56cfe2a 100755
--- a/manager/security.php
+++ b/manager/security.php
@@ -202,4 +202,39 @@
 
 	}
 
+	/*function checkParamBIS( ...$checkIt ) {
+
+
+		// checkIt[] Tableau | checkIT[][] Types des Variables | checkIt[][][] Formats des variables | checkIt[][][][] Valeur des varialbes
+
+
+		$checker = false;
+
+		for( $i = 0; $i < func_num_args(); $i++) {
+
+			for( $j = 0; $j < sizeof( $checkIt[$i] ); $j++) {
+
+				switch ($checkIt[$i][$j]) {
+
+					case 'string':	if( is_string( $checkIt[$i][$j][$j][$j] ) )
+										$checker = is_string( $checkIt[$i][$j][$j][$j] ) && preg_match( $checkIt[$i][$j][$j], (String) $checkIt[$i][$j][$j][$j] ); 
+									break;
+					case 'int':		if( is_string( $checkIt[$i][$j][$j][$j]) )
+										$checker = is_int( $checkIt[$i][$j][$j][$j] ) && preg_match( $checkIt[$i][$j][$j], (String) $checkIt[$i][$j][$j][$j] );
+									break;
+					case 'numeric': if( is_string( $checkIt[$i][$j][$j][$j]]) )
+										$checker = is_numeric( $checkIt[$i][$j][$j][$j] ) && preg_match( $checkIt[$i][$j][$j], (String) $checkIt[$i][$j][$j][$j] );
+									break;
+					case 'array':	if( is_numeric( $checkIt[$i][$j][$j][$j]) )
+										$checker = is_array( $checkIt[$i][$j][$j][$j] ) && count( $checkIt[$i][$j][$j] ) > 0;
+									break;
+				}
+				
+			}
+		}
+
+		return $checker;
+
+	}*/
+
 ?>
diff --git a/src/nouveau_modele.xlsx b/src/nouveau_modele.xlsx
new file mode 100644
index 0000000..3fd8430
Binary files /dev/null and b/src/nouveau_modele.xlsx differ
diff --git a/xdoc/nouveau_modele.xlsx b/xdoc/nouveau_modele.xlsx
new file mode 100644
index 0000000..3fd8430
Binary files /dev/null and b/xdoc/nouveau_modele.xlsx differ