session_start();
include ("conect_db.php");
$lang = $_GET['lang'];
if ($lang == "") {
$lang = "eng";
}
<?
if ($lang == "eng") {
?>
<a href="index.php?lang=esp">
<img src="images/esp_flag.gif" width="20" height="10" border="0"></a>
<?
} else {
?>
<a href="index.php?lang=eng">
<img src="images/eng_flag.gif" width="20" height="10" border="0"></a>
<?
}
?>