document.getElementById("51a7cae1cf10c9ba00ddd25a46cf67a1").innerHTML=' ';
document.write('<iframe width="480" height="818" allowtransparency="true" frameborder="0" scrolling="no" src ="https://www.gratis-kontaktformular.de/formContent.php?h=51a7cae1cf10c9ba00ddd25a46cf67a1&ref=http%3A%2F%2Fwww.gratis-kontaktformular.de%2Fformular.php%3Fi%3D51a7cae1cf10c9ba00ddd25a46cf67a1" ></iframe>');