Sharetronix Extension - Like Dislike Part 5 - Last Part

in this last part of Like/Dislike extension i will explain the change in Javascript 

function post_like(postid)
{
 var req = ajax_init(false);
 if( ! req ) { return; }
 var thislink = d.getElementById("postlink_like_"+postid);
 req.onreadystatechange = function() {
  if( req.readyState != 4  ) { return; }
  if( req.responseText != "OK" ) { return; }
  thislink.style.cursor = "pointer";
  thislink.style.display = "none";
  //d.getElementById("postlink_like_"+postid).style.display = "none";
 }
 req.open("POST", siteurl+"ajax/likepost/r:"+Math.round(Math.random()*1000), true);
 req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
 req.send("postid="+encodeURIComponent(postid));
 thislink.style.cursor = "wait";
}
function post_dislike(postid)
{
 var req = ajax_init(false);
 if( ! req ) { return; }
 var thislink = d.getElementById("postlink_dislike_"+postid);
 req.onreadystatechange = function() {
  if( req.readyState != 4  ) { return; }
  if( req.responseText != "OK" ) { return; }
  thislink.style.cursor = "pointer";
  thislink.style.display = "none";
  //d.getElementById("postlink_like_"+postid).style.display = "none";
 }
 req.open("POST", siteurl+"ajax/dislikepost/r:"+Math.round(Math.random()*1000), true);
 req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
 req.send("postid="+encodeURIComponent(postid));
 thislink.style.cursor = "wait";
}