function KapiyiAc() {
    var nesnem;
    var tarayici = navigator.appName;
    if(tarayici == "Microsoft Internet Explorer"){
        nesnem = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        nesnem = new XMLHttpRequest();
    }
    return nesnem;
}

var xmlHttp = KapiyiAc();

function ArkadasinaGonder() {
	var AG_YaziID = document.getElementById('AG_YaziID').value;
	var AG_Ad = document.getElementById('AG_Ad').value;
	var AG_Eposta = document.getElementById('AG_Eposta').value;
	var AG_Mesaj = document.getElementById('AG_Mesaj').value;
	var AG_Tipi = document.getElementById('AG_Tipi').value;

	var url = "http://www.potkal.com/arkadasinagonder_islem.asp";
	//var kaynak = "AG_Ad="+escape(AG_Ad)+"&AG_Eposta="+escape(AG_Eposta)+"&AG_Mesaj="+escape(AG_Mesaj)+"&AG_YaziID="+escape(AG_YaziID)+"&AG_Tipi="+escape(AG_Tipi);
	var kaynak = "AG_Ad="+AG_Ad+"&AG_Eposta="+AG_Eposta+"&AG_Mesaj="+AG_Mesaj+"&AG_YaziID="+AG_YaziID+"&AG_Tipi="+AG_Tipi;

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

    xmlHttp.setRequestHeader('If-Modified-Since', 'Wed, 31 Dec 1980 00:00:00 GMT');
	xmlHttp.setRequestHeader('Expires', 'Wed, 31 Dec 1980 00:00:00 GMT');
	xmlHttp.setRequestHeader('Cache-Control', 'no-cache'); 
    xmlHttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=UTF-8');
	xmlHttp.setRequestHeader('Content-length', kaynak.length);
    xmlHttp.setRequestHeader('Connection', 'close');
    xmlHttp.onreadystatechange = ArkadasinaGonderCevapVerBakalim;
    xmlHttp.send(kaynak);
}


function ArkadasinaGonderCevapVerBakalim() {
	if((xmlHttp.readyState == 0) || (xmlHttp.readyState == 1) || (xmlHttp.readyState == 2) || (xmlHttp.readyState == 3)){
		document.getElementById('ArkadasinaGonderMesaj').innerHTML = "<img src='http://www.potkal.com/site_images/ajax-loader.gif' alt='Yükleniyor' />";
		document.getElementById('ArkadasinaGonderTablosu').style.display = "none";
	}
	
    if(xmlHttp.readyState == 4){
		document.getElementById('ArkadasinaGonderMesaj').style.display = "block";
		document.getElementById('ArkadasinaGonderTablosu').style.display = "none";
        document.getElementById('ArkadasinaGonderMesaj').innerHTML = xmlHttp.responseText;
    }
}