function closer(){document.getElementById('sociallinks').style.display='none';
document.getElementById('sociallinks').style.position='relative';
document.getElementById('feedback').setAttribute('class','feed');}

var thelinkcloser = document.createElement('p');
thelinkcloser.setAttribute('id','linkcloser');
var closertext = document.createTextNode('Close this box');
thelinkcloser.appendChild(closertext);
document.getElementById('sociallinks').appendChild(thelinkcloser);
var linkclose = document.getElementById('linkcloser');
if( linkclose.addEventListener ) {
  linkclose.addEventListener('click',function (e){closer();},true);
} else if( linkclose.attachEvent ) {
  linkclose.attachEvent('onclick',function (e){closer();});
}