try this code, it worked for me. <html> <form action="https://www.sandbox.paypal.com/cgi-bin/webscr" method="post"> <input type="hidden" name="cmd" value="_xclick"> <input type="hidden" name="business" value="PAYPAL_SELLER_ACCOUNT_EMAIL" > <input type="hidden" name="item_name" value="item1"> <input type="hidden" name="amount" value="2"> <input type="hidden" name="currency_code" value="USD"> <input type="hidden" name="undefined_quantity" value="1"> <input type="image" src="https://www.paypal.com/en_US/i/btn/x-click-butcc.gif" border="0" name="submit" width="73" height="44"> </form> </html>
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