window.onload = function noSpam() {
 
 if (document.getElementById) {
  
  var at = "@"; 
  var links = document.getElementsByTagName('A'); 
  
  for(var i=0; i<links.length; i++) 
  {
   
   var linkElem = links[i]; 
  
   if (linkElem.className == 'escape') 
   {
    var mail = linkElem.firstChild; 
    
    var domain = linkElem.lastChild;
    
    mail.nextSibling.firstChild.innerHTML = at; 
    linkElem.href = "mailto:" + mail.data + at + domain.data;
   }
  }

 }

}