Stettler Learning on "Paypal button not linking to checkout"

And this is the code in paypal for this button, they look the same to me:

<form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="paypal"><input name="hosted_button_id" type="hidden" value="HPFQKTYL2R95G" />
<table>
<tbody>
<tr>
<td><input name="on0" type="hidden" value="Select Course to Register" />Select Course to Register</td>
</tr>
<tr>
<td><select name="os0">
<option value="Make the Most of Your Money">Make the Most of Your Money $25.00 CAD</option>
<option value="Landlord & Tenant">Landlord & Tenant $10.00 CAD</option>
<option value="Do Your Own Taxes">Do Your Own Taxes $10.00 CAD</option>
<option value="Separation & Divorce">Separation & Divorce $10.00 CAD</option>
<option value="Wills & Estates">Wills & Estates $10.00 CAD</option>
<option value="Personal Directives">Personal Directives $10.00 CAD</option>
<option value="Child & Spousal Support">Child & Spousal Support $10.00 CAD</option>
<option value="Being an Executor">Being an Executor $10.00 CAD</option>
</select></td>
</tr>
</tbody>
</table>
<input alt="PayPal - The safer, easier way to pay online!" name="submit" src="https://www.paypalobjects.com/en_US/i/btn/btn_cart_LG.gif" type="image" />
<img src="https://www.paypalobjects.com/en_US/i/scr/pixel.gif" alt="" width="1" height="1" border="0" />

</form>