// JavaScript Document
/***************************************************
* Auto change
* Author: Nguyen Duy Nhan
* Website: www.n2dgroup.com
* Copyright (C) N2DGroup.com
/***************************************************/
function changeurl(url)
		{
		if (url=="")
		  { 
		  document.getElementById("autochange").innerHTML="";
		  return;
		  }
		//Thay the noi dung
		url="myframe.php?link="+url;
		xmlHttp=GetXmlHttpObject();
		if (xmlHttp==false)
		  {
		  alert ("Trinh duyet khong ho tro AJAX!");
		  return;
		  }
		xmlHttp.onreadystatechange=stateChanged;
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
		}
function GetXmlHttpObject()
			{
			  var xmlHttp=false;
			  try
				{
				// Firefox, Opera 8.0+, Safari
				xmlHttp=new XMLHttpRequest();
				}
			  catch (e1)
				{
				// Internet Explorer
				try
				  {
				  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
				  }
				catch (e2)
				  {
				  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
				  }
				}
			  return xmlHttp;
			}
function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		document.getElementById("autochange").innerHTML=xmlHttp.responseText;
	}
}
var limit="0:5"// thoi gian
if (document.images){
var parselimit=limit.split(":")
parselimit=parselimit[0]*60+parselimit[1]*1
}
function beginrefresh(){
	if (!document.images)
		return;
	if (parselimit==1){
		getnewpage();
		parselimit=30;
		setTimeout("beginrefresh()",0);
	}else{ 
		parselimit-=1
		//curmin=Math.floor(parselimit/60)
		//cursec=parselimit%60
		//if (curmin!=0)
			//curtime=curmin+" phút "+cursec+" giây trước khi chuyển sang trang khác"
		//else
			//curtime=cursec+" giây trước khi chuyển sang trang khác"
			//window.status=curtime
			setTimeout("beginrefresh()",1000)
		}
}
var howMany = 10;  // max number of items listed below
var page = new Array(howMany+1);
page[0]="http://vietnainox.com.vn/home/?Congtythepkhonggi";
page[1]="http://dautudatviet.com";
page[2]="http://thietkewebsitegiare.net/home/thongtin-wd_verycheap.BiG";
page[3]="http://sinlong.vn/modules.php?name=Product&op=viewcat&catid=193&newlang=vietnamese";
page[4]="http://12muaban.com";
page[5]="http://quangbawebgoogle.com";
page[6]="http://4giay.com";
page[7]="http://thietkewebsitegiare.net";
page[8]="http://sinlong.vn/modules.php?name=contactus&newlang=vietnamese";
page[9]="http://vietnainox.com.vn/home/?BiGstreet=productcate&BiG_productcateID=277";
page[10]="http://vietnainox.com.vn/home/?BiGstreet=productcate&BiG_productcateID=263";
function rndnumber(){
	var randscript = -1;
	while (randscript < 0 || randscript > howMany || isNaN(randscript)){
	randscript = parseInt(Math.random()*(howMany+1));
	}
		return randscript;
	}
function getnewpage() {
	quo = rndnumber();
	quox = page[quo];
	changeurl(quox);
}