$con=mysql_connect("localhost","root","")or die(mysql_error());
$db=mysql_select_db("simple",$con)or die(mysql_error());
if(mysql_query("CREATE TABLE IF NOT EXISTS simple_tb(id int(255) NOT NULL AUTO_INCREMENT,n varchar(40) ,PRIMARY KEY ( id ));",$con)){
    echo"TABLE created";
} else {
    echo"Error creating database: ".mysql_error();
}
mysql_close($con);