function makeRequest(url){
	http_request = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml; charset=utf-8');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
			http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!http_request) {
		alert('Hata : XMLHTTP örnegi oluturulamiyor !');
		return 0;
	}
	http_request.onreadystatechange = alertContents;
	http_request.open("GET", url, true);
    http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    http_request.setRequestHeader("Connection", "close");
	http_request.send(null);
	return 1;
}

function alertContents() {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			if(donusum=="simdi"){
				var ds = http_request.responseText;
				dds = ds.split("|");
				SimdiTanimla(dds[0],dds[1],dds[2],dds[3]);
			} else {
				document.getElementById(donusum).innerHTML = http_request.responseText;
			}
		} else {
			alert('Hata : Veri aktarimi yapılamıyor !'+chr(10)+'Lütfen tekrar deneyiniz.');
		}
	}
}