function vote(id) { avote(id,'post'); }
function votenext(id) { avote(id,'next'); }

function avote(id,url) {
var el=document.getElementById('vc'+id);
if(el.className=="vbut") {
  el.innerHTML=parseInt(el.innerHTML)+1;
  el.className="vbuta";
  var ifrm=document.createElement("iframe");
  ifrm.setAttribute('src','http://imhofeed.com/vote'+url+'?id='+id);
  ifrm.style.display='none';
  document.body.appendChild(ifrm);
}
}