var xmlHttp
function showDetail(nbr,id)
{ 
	switch(nbr)
	{
		case 1:
			var url="khuyen_mai/chuongtrinh_khuyenmai_chitiet.php?q=" + id
			break;
		default:
			var url="khuyen_mai/hanghoa.php?q=" + id
			break;
	}	
		
xmlHttp=GetXmlHttpObject(stateChanged)
xmlHttp.open("GET", url , true)
xmlHttp.send(null)
} 

function showCustomer(id,type, str,lang)
{ 
	switch(type)
	{
		case 1:
			var url="khuyen_mai/camnang_muasam.php?id=" + id + "&lang="+lang+"&str="+str
			break;
		case 2:
			var url="khuyen_mai/chuongtrinh_khuyenmai.php?q=" + id+"&lang="+lang
			break;
		default:
			var url="khuyen_mai/hanghoa.php?q=" + id + "&lang="+lang
			break;
	}			
	xmlHttp=GetXmlHttpObject(stateChanged2)
	xmlHttp.open("GET", url , true)
	xmlHttp.send(null)
}

function showHome(id,lang)
{ 		
	var url="khuyen_mai/foo.php?lang="+lang+"&q=" + id				
	xmlHttp=GetXmlHttpObject(stateChanged)
	xmlHttp.open("GET", url , true)
	xmlHttp.send(null)
} 
function stateChanged2() 
{ 
	//alert("ddd");
	//loadstatustext = '<center><br><br><br><table><tr valign=middle><td><img src=\"images/blue-loading.gif\" /></td><td>loading</td></tr></table>'; 
	//document.getElementById("loading_foo").innerHTML=loadstatustext
	document.getElementById("foo").innerHTML=''
	
	if (xmlHttp.readyState == 4 || xmlHttp.readyState=="complete")
	{ 
//		document.getElementById("loading_foo").innerHTML=''
		document.getElementById("foo").innerHTML=xmlHttp.responseText 
	} 
} 
function stateChanged() 
{ 
	loadstatustext = '<center><br><br><br><table><tr valign=middle><td><img src=\"images/blue-loading.gif\" /></td><td>loading</td></tr></table>'; 
	//document.getElementById("load").innerHTML=loadstatustext

		document.getElementById("txtHint").innerHTML=xmlHttp.responseText 
		//document.getElementById("load").innerHTML=''
	 
} 

function GetXmlHttpObject(handler)
{ 
	var objXmlHttp=null
	
	if (navigator.userAgent.indexOf("Opera")>=0)
	{
		alert("This example doesn't work in Opera") 
		return 
	}
	if (navigator.userAgent.indexOf("MSIE")>=0)
	{ 
		var strName="Msxml2.XMLHTTP"
		if (navigator.appVersion.indexOf("MSIE 5.5")>=0)
		{
			strName="Microsoft.XMLHTTP"
		} 
		try
		{ 
			objXmlHttp=new ActiveXObject(strName)
			objXmlHttp.onreadystatechange=handler 
			return objXmlHttp
		} 
		catch(e)
		{ 
			alert("Error. Scripting for ActiveX might be disabled") 
			return 
		} 
	} 

	if (navigator.userAgent.indexOf("Mozilla")>=0)
	{
		objXmlHttp=new XMLHttpRequest()
		objXmlHttp.onload=handler
		objXmlHttp.onerror=handler 
		return objXmlHttp
	}
}