var xmlhttp = null;

		function startupload() {
			var pfad = document.getElementById("fileupload").value;
	
			if (xmlhttp == null) {
				xmlhttp = new XMLHttpRequest();
			}
			xmlhttp.open("GET","uploadfile.php?pfad=" + pfad,true);
			xmlhttp.send(null);
			xmlhttp.onreadystatechange = ergebnis;
		}
		
		function ergebnis() {
			if (xmlhttp.readyState == 4) {
				if (xmlhttp.status == 200) {
					var antwort = xmlhttp.responseText;
					document.getElementById("upload").innerHTML = antwort;
				}
			}
		}