<form method="GET">
<input type="submit" id="submit" name="submit" value="Start">
</form>
<?php

if(isset($_GET['submit'])){
fopen('http://localhost/sn/test2.php?name=ttest11&post=hi1&submit=Start
','r');

fopen('http://localhost/sn/test3.php?name=ttest22&post=hi2&submit=Start
','r');


fopen('http://localhost/sn/test4.php?name=ttest33&post=hi3&submit=Start
','r');
}
?>

<form method="get">
<input type="text" name="name" id="name" size="14" maxlength="20">
<input type="text" name="post" id="post" size="5" maxlength="5" >
<input type="submit" id="submit" name="submit" value="Start">
</form>

<?php
if(isset($_GET['submit'])){
// ..... hidden code, to sent messages......
}

?>

http://localhost/sn/test2.php?name=ttest11&post=hi1&submit=Start