Making/finding html5 validator bookmarklet

Question

I want to find or make a bookmarklet that will validate the html content of a currently viewed page using the W3C HTML 5 validator.

I have found two bookmarklets and

Answer 1

Marta's answer helped me out. Here is the updated bookmarklet.

javascript:(function(){function c(a,b){var c=document.createElement("textarea");c.name=a;c.value=b;d.appendChild(c)}var e=function(a){for(var b="",a=a.firstChild;a;){switch(a.nodeType){case Node.ELEMENT_NODE:b+=a.outerHTML;break;case Node.TEXT_NODE:b+=a.nodeValue;break;case Node.CDATA_SECTION_NODE:b+="";break;case Node.COMMENT_NODE:b+="<\!--"+a.nodeValue+"--\>";break;case Node.DOCUMENT_TYPE_NODE:b+="\n"}a=a.nextSibling}return b}(document),d=document.createElement("form");d.method="POST";d.action="http://validator.w3.org/check";d.enctype="multipart/form-data";d.target="_blank";d.acceptCharset="utf-8";c("fragment",e);c("doctype","HTML5");c("group","0");document.body.appendChild(d);d.submit()})();