ÿþvar reqReply;

function InitializeFB()

{

	try

	{

		if (window.XMLHttpRequest) { // Mozilla, Safari, ...



				reqReply = new XMLHttpRequest();

				

				} else if (window.ActiveXObject) { // IE

				

				reqReply = new ActiveXObject("Microsoft.XMLHTTP");

		}

	}

	catch(e)

	{

		try

		{

			if (window.XMLHttpRequest) { // Mozilla, Safari, ...



				reqReply = new XMLHttpRequest();

				

				} else if (window.ActiveXObject) { // IE

				

				reqReply = new ActiveXObject("Microsoft.XMLHTTP");

			}

		}

		catch(oc)

		{

			reqReply =null;

		}

	}



	if(!reqReply&&typeof XMLHttpRequest!="undefined")

	{

		reqReply=new XMLHttpRequest();

	}

	

}

function fixContent(html) {

	html = html.replace(/ /g,"%20");

	html = html.replace(/\n/g,"<br>");

	return html;

}

function sendFB(hoten,email,noidung,artid,arttitle,pcwtype)

{

	if (hoten == ''){

		alert("Vui lòng nh­p HÍ và tên.");

		document.getElementById("SenderName").focus();

		return false;

	}

	else if(!isEmail(email)){

		alert("Vui lòng nh­p chính xác Email.");

		document.getElementById("SenderEmail").focus();

		return false;	

	}

	else if(noidung == ''){

		alert("Vui lòng nh­p NÙi dung.");

		document.getElementById("content").focus();

		return false;

	} else{		

		document.getElementById("review_rating").innerHTML="<center><img border=0 src='/mua/images/loading.gif' align='absbottom'> 
ang gíi...</center>";

		InitializeFB();

		var url="ajaxFeedBack.asp?";

		var para = "noidung="+ fixContent(noidung) +"&hoten="+hoten+"&email="+email+"&artid="+artid+"&arttitle="+fixContent(arttitle)+"&pcwtype="+pcwtype;		

		if(reqReply!=null)

		{			

			reqReply.onreadystatechange = ProcessComment;

			reqReply.open("POST", url,true);		

		    reqReply.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=UTF-8");	 

	        reqReply.send(para);        	        

		}	

	}

}



function ProcessComment()

{

	if (reqReply.readyState == 4) 

        { 

			if (reqReply.status == 200) 

			{

				

				if(reqReply.responseText=="")

					document.getElementById("review_rating").innerHTML ="<font color='#999999'> </font>";					

				else

				{

					document.getElementById("review_rating").innerHTML =  reqReply.responseText;					

				}

			}

			else 

			{

				document.getElementById("review_rating").innerHTML="There was a problem retrieving data:<br>"+reqReply.statusText;

			}

		}

}