This is my file called test.php
<?
$n_r = $HTTP_GET_VARS["n_rec"]; if ($n_r != "") exec("testprogram");
?>
<a href="test.php?n_rec=2"> CLICK ME!!!! </a>
Ok.... if i click "CLICK ME" this page execute "testprogram" 2 times....
WHY???????????
geez thats bad coding.