var reqchangeArticle;
function InitializechangeArt()
{
	try
	{
		if (window.XMLHttpRequest) { // Mozilla, Safari, ...

				reqchangeArticle = new XMLHttpRequest();
				
				} else if (window.ActiveXObject) { // IE
				
				reqchangeArticle = new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	catch(e)
	{
		try
		{
			if (window.XMLHttpRequest) { // Mozilla, Safari, ...

				reqchangeArticle = new XMLHttpRequest();
				
				} else if (window.ActiveXObject) { // IE
				
				reqchangeArticle = new ActiveXObject("Microsoft.XMLHTTP");
			}
		}
		catch(oc)
		{
			reqchangeArticle =null;
		}
	}

	if(!reqchangeArticle &&typeof XMLHttpRequest!="undefined")
	{
		reqchangeArticle =new XMLHttpRequest();
	}
	
}

function changeArticle(artID)
{
	document.getElementById("divNoidung").innerHTML = "<p align='center'><img src='images/skin/ajax_loader.gif'><br>&#272;ang t&#7843;i...</p>";
	InitializechangeArt();
	var url="ajaxchangeArticle.asp?";
	var para = "id=" + artID;	
		
	if(reqchangeArticle!=null)
	{
		reqchangeArticle.onreadystatechange = ProcesschangeArt;
		reqchangeArticle.open("POST", url,true);		
	    reqchangeArticle.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=UTF-8");	 
	       reqchangeArticle.send(para);        
	}	
}

function ProcesschangeArt()
{
	if (reqchangeArticle.readyState == 4) 
        {        	   
			if (reqchangeArticle.status == 200) 
			{			
				if(reqchangeArticle.responseText==""){							
					document.getElementById("divNoidung").innerHTML ="";					
				}
				else
				{
					document.getElementById("divNoidung").innerHTML = reqchangeArticle.responseText;					
				}
			}
			else 
			{
				document.getElementById("divNoidung").innerHTML="Chua cap nhat.";
			}
		}
}