function createRequestObject(){
	var request_o; //declare the variable to hold the object.
	var browser = navigator.appName; //find the browser name
	if(browser == "Microsoft Internet Explorer"){
		request_o = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		request_o = new XMLHttpRequest();
	}
	return request_o; //return the object
}
var http = createRequestObject(); 

function getAjax(str, module){
  var temp_url1 = module;
	document.getElementById(str).innerHTML = '<br><table class="border_place_name_load" width="50%" height="100" align="center" valign="middle"><tr><td width="50%" height="50%" align="center" valign="middle"><img src="templates/default/images/loading.gif"><br>Đang tải dữ liệu. Vui lòng chờ giây lát ...</td></tr></table>';
	http.open('get', temp_url1);
	http.onreadystatechange = handleProducts; 
	http.send(null);
	
 function handleProducts(){
	if(http.readyState == 4){ 
		var response = http.responseText;
		document.getElementById(str).innerHTML = response;
	}
}
}