Checkbox code

Put this t the very top of the page

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<?php
$check = $_POST['checkbox1'];
if ($check == 1) {
header('location:http://www.yoururl.com/pageyouwanttodisplay.htm');
}
?>

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Put this in the body of the page where you want the checkbox to appear

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<form action=<?php echo $_SERVER['PHP_SELF']; ?> method='post'>
<p>Click inside the box and click submit to continue : <input type='checkbox' name='checkbox1' value=1 /></p>
<input type='submit' value='Submit' />
</form>