<?
$min = $_REQUEST[min];
$max = $_REQUEST[max];
$val = rand( $min, $max );
?>
<html>
<body bgcolor="#fad888">
<center>
<form>
Min: <input type="text" cols="3" name="min" value="<? echo $min; ?>" /> to Max: <input type="text" cols="3" name="max" value="<? echo $max; ?>" />
<input type="submit" />
<input type="text" cols="3" name="" value="<? if ( isset($min) && isset($min)) { echo $val; } ?>" />
</form>
</center>
</body>
</html>