static schema.database createNewConnection()
 {
     MySql.Data.MySqlClient.MySqlConnection conn = new MySql.Data.MySqlClient.MySqlConnection("Server=localhost;Database=ecurie;Uid=root;Pwd=496712;");
     conn.Open();
     schema.database db = new database(conn);
     db.xconnection = conn;
     return db;
 }
 static schema.database createDatabase()
 {
     if(db!=null){
         db.Dispose();
     }
     db=new database(conn);
     db.xconnection = conn;
     schema.database.db = db;
     return db;
 }