<?php

if (isset($_GET["test"])) {

	$output= "";

	for ($i=0;$i<10;$i++) {

		$output.= rand(0,99999999) . "<br />";

	}

	echo $output;

	exit();

}

?>
<iframe src="PUT_THE_SAME_NAME_OF_THIS_FILE_HERE.php?test&953487"></iframe>
<iframe src="PUT_THE_SAME_NAME_OF_THIS_FILE_HERE.php?test&234322"></iframe>