document.getElementById("290e2aa2601c7bc3774335cbe81110b9").innerHTML=' ';
document.write('<iframe id="iframe-290e2aa2601c7bc3774335cbe81110b9" width="528" height="600" allowtransparency="true"  style="border:none; overflow:hidden;" scrolling="no" src="https://www.gratis-kontaktformular.de/formContent2.php?h=290e2aa2601c7bc3774335cbe81110b9&ref=" ></iframe>');
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var h;

if(w >= 992) {
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document.getElementById("iframe-290e2aa2601c7bc3774335cbe81110b9").style.width='100%';
document.getElementById("iframe-290e2aa2601c7bc3774335cbe81110b9").style.height=(h+100) + 'px';
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window.addEventListener('message', (e) => {
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}, false)