<form target="paypal" action="https://www.paypal.com/cgi-bin/webscr" method="post">
<input type="hidden" name="cmd" value="_s-xclick">
<input type="hidden" name="hosted_button_id" value="PCDUVB9DNVCT6">
<table>
<tr><td><input type="hidden" name="on0" value="NUMBER OF RIDERS">NUMBER OF RIDERS</td></tr><tr><td><select name="os0">
 <option value="ONE RIDER">ONE RIDER $6.00 USD</option>
 <option value="TWO RIDERS">TWO RIDERS $12.00 USD</option>
 <option value="THREE RIDERS">THREE RIDERS $18.00 USD</option>
</select> </td></tr>
<tr><td><input type="hidden" name="on1" value="RIDER'S NAME & CLASS">RIDER'S NAME & CLASS</td></tr><tr><td><input type="text" name="os1" maxlength="200"></td></tr>
<tr><td><input type="hidden" name="on2" value="RIDER'S NAME & CLASS">RIDER'S NAME & CLASS</td></tr><tr><td><input type="text" name="os2" maxlength="200"></td></tr>
</table>
<input type="hidden" name="currency_code" value="USD">
<input type="image" src="https://www.paypalobjects.com/en_US/i/btn/btn_cart_LG.gif" border="0" name="submit" alt="PayPal - The safer, easier way to pay online!">
<img alt="" border="0" src="https://www.paypalobjects.com/en_US/i/scr/pixel.gif" width="1" height="1">
</form>