<form action="https://www.coinpayments.net/index.php" method="post">
<input type="hidden" name="cmd" value="_pay">
<input type="hidden" name="reset" value="1">
<input type="hidden" name="merchant" value="e49ad0bd4052d7c38c8d9dfa8949f914">
<input type="hidden" name="item_name" value="Donation">
<input type="hidden" name="item_number" value="1">
<input type="hidden" name="currency" value="USD">
<input type="hidden" name="amountf" value="1.00000000">
<input type="hidden" name="quantity" value="1">
<input type="hidden" name="allow_quantity" value="1">
<input type="hidden" name="want_shipping" value="0">
<input type="hidden" name="allow_extra" value="1">
<input type="image" src="https://www.coinpayments.net/images/pub/buynow-med-grey.png" alt="Buy Now with CoinPayments.net">
</form>