highLow.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>highLow.php</title>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
</head>
<body>
<h1>High or low?</h1>
<p>
<a href = "highLow.php">roll again</a>
</p>
<?php
$roll = rand(1,6);
print <<<HERE
<p>
<img src = "images/die$roll.jpg"
alt = "$roll" />
</p>
HERE;
if ($roll > 3){
print "<h2>You rolled a high one</h2>\n";
} else {
print "<h2>That's pretty low</h2> \n";
} // end if
?>
</body>
</html>