var XMLHttpRequestObject = false;

function simple_loadXMLDoc(url, action) {
	XMLHttpRequestObject = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		XMLHttpRequestObject = new XMLHttpRequest();
		if (XMLHttpRequestObject.overrideMimeType) {
			XMLHttpRequestObject.overrideMimeType('text/html');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			XMLHttpRequestObject = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!XMLHttpRequestObject) {
		alert('Cannot create XMLHTTP instance');
	} else {
		XMLHttpRequestObject.onreadystatechange = action;
		XMLHttpRequestObject.open("GET", url, true);
		XMLHttpRequestObject.send("");
	}
}