// JavaScript Document
	var XMLHttpRequestObject = false;
	if (window.XMLHttpRequest) {
		XMLHttpRequestObject = new XMLHttpRequest();
	} else if (window.ActiveXObject) {
		XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	function mailafriend(id, article){
		var obj = document.getElementById('mailafriend');
		var url = "mailafriend.php";
		
		if (obj.style.display=='none') {
				  obj.style.display='block';
				}
		else {
		  obj.style.display='none';
		}
			
		if(XMLHttpRequestObject) {
			XMLHttpRequestObject.open("POST", url);
			XMLHttpRequestObject.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
			XMLHttpRequestObject.onreadystatechange = function()
			{
			if ((XMLHttpRequestObject.readyState == 4) && (XMLHttpRequestObject.status == 200)) {	
				obj.innerHTML = XMLHttpRequestObject.responseText;	
				}
			}
			XMLHttpRequestObject.send("id=" + id + "&article=" + article);
		}
	}