function externalLinks() { 
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "ext_link") 
     anchor.target = "_blank"; 
 } 
}



function messageAnswer(messageId, messageTitle, parentMessageInfo){
	document.getElementById('input_message').innerHTML = messageTitle + ": <br />" + parentMessageInfo;
	document.getElementById('parent_message_id').value = messageId;
	return true;
}