//******************
//outputs <a href="href">text</a>after in a span/div which id is parent_id
//******************
function makelink(text,href,parent_id,after)
{
var after2="";					// sets the default value of after to an emty string - old code : var after = (after == null) ? "" : after;
if(after != null)after2=after;
var parent = document.getElementById(parent_id);
var anchorText = document.createTextNode(text);
var newAnchor = document.createElement("a");
newAnchor.appendChild(anchorText);
newAnchor.setAttribute("href", href);
var newChild = parent.appendChild(newAnchor);
var newChild = parent.appendChild(document.createTextNode(after2));
}