theObjects = document.getElementsByTagName("embed"); 
for (var i = 0; i < theObjects.length; i++) { 
   theObjects[i].outerHTML = theObjects[i].outerHTML; 
}

theObjects2 = document.getElementsByTagName("object"); 
for (var i = 0; i < theObjects2.length; i++) { 
   theObjects2[i].outerHTML = theObjects2[i].outerHTML; 
}