var hidden = new Array();

function show_comments(articleid)
{
 var comments=document.getElementById("comments" + articleid);
 var commentpost=document.getElementById("commentpost" + articleid);
 if (hidden[articleid])
 {
  comments.style.display = "block";
  commentpost.style.display = "block";
 }
 else
 {
  comments.style.display = "none";
  commentpost.style.display = "none";
 }
}