function createRequestObject() {
    var tmpXmlHttpObject;
    
    if (window.XMLHttpRequest) { 
        tmpXmlHttpObject = new XMLHttpRequest();
	
    } else if (window.ActiveXObject) { 
        tmpXmlHttpObject = new ActiveXObject("Microsoft.XMLHTTP");
    }
    
    return tmpXmlHttpObject;
}

var http = createRequestObject();

function makeGetRequest(Cari) {
    http.open('get', Cari);
    http.onreadystatechange = processResponse;
    http.send(null);
}

function processResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        document.getElementById('description').innerHTML = response;
    }
}

function register (url) {
	var keterangan = confirm("Apakah anda yakin ikut?")
	if (keterangan){
		alert("Terima kasih, anda telah terdaftar.")
		http.open('get', url);
	} else {
		alert("Terima kasih.")
	}
}
function GetXmlHttpObject()
	{
		var xmlHttp=null;
		try
		{
		//firefox, Opera 8.0+,Safari	
		xmlHttp=new XMLHttpRequest();
		}
		catch (e)
		{
		// IE
			try
			{
			xmlHttp=new ActiveXObject("Msxl2.XMLHTTP");
			}
			catch (e)
			{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
		}
		return xmlHttp;
	}// JavaScript Document