var SENDER_TAG_NAME = "SPAN";
var SENDER_CLASS = "email";
var _ELEMENT_NODE = 1; // IE nema standardni konstantu ELEMENT_NODE
var AT_SIGN = "at";
var Vzor = new RegExp('(.*)\\('+AT_SIGN+'\\)(.*)');



function doEmails(e)
{

  if (e.tagName == SENDER_TAG_NAME && e.className == SENDER_CLASS) {

    s = e.innerHTML;
    email = s.replace(Vzor,"$1@$2");
    e.removeChild(e.firstChild);
    a = e.appendChild(document.createElement("A"));
    a.setAttribute("href", "mailto:" + email);
    a.className = "hypertext2";
    a.appendChild(document.createTextNode(email));
  }

  var i;
  for (i = 0; i < e.childNodes.length; i++)
    if (e.childNodes[i].nodeType == _ELEMENT_NODE)
      doEmails(e.childNodes[i]);

}





function  doAt()

{

  if (navigator.userAgent.indexOf("Opera") == -1)
    doEmails(document.documentElement);

}