function insertLikeButton() {
var fbURL = "http://www.facebook.com/plugins/like.php?locale=de_DE&href=" + document.URL + "&layout=standard&show_faces=false&width=300&font=verdana&action=like&colorscheme=light&height=35";
var container = document.getElementById('fbLike');
var width = container.style.width;
var height = container.style.height;
var fbFrame = document.createElement("IFRAME");
fbFrame.setAttribute("src", fbURL);
fbFrame.setAttribute("scrolling", "no");
fbFrame.setAttribute("frameBorder", 0);
fbFrame.setAttribute("allowTransparency", true);
fbFrame.style.border = "none";
fbFrame.style.overflow = "hidden";
fbFrame.style.width = width;
fbFrame.style.height = height;
container.replaceChild(fbFrame, document.getElementById('fbl'));
}