<!--
function createXMLHttpRequest() {

var ua;

if(window.XMLHttpRequest) {
    try {
      ua = new XMLHttpRequest();
    } catch(e) {
      ua = false;
    }
  } else if(window.ActiveXObject) {
    try {
      ua = new ActiveXObject("Microsoft.XMLHTTP");
    } catch(e) {
      ua = false;
    }
  }
  return ua;
}

var req = createXMLHttpRequest();

function sendRequest(get,action,id,target,img) {
	if(target == null)
		targetid= 'blog_inhalt';
	else
		targetid= target;

   	if(action == 'new') {
   		document.getElementById('comment').className = 'blog';
	 	req.open('get', 'blog_request.php?open='+ get + '&action=' + action + '&blog_id=' + id);
	}
	else if(action == 'insert') {
	 	req.open('get', 'blog_request.php?open='+get+'&action='+action+'&blog_id='+id+'&img_id='+img);
	 }
	else
   		req.open('get', 'blog_request.php?open='+ get);
	
	req.onreadystatechange = handleResponse;
	req.send(null);
}

   
function makePOSTRequest(url, parameters, target) {
	if (window.XMLHttpRequest) {
		req = new XMLHttpRequest();
		if (req.overrideMimeType) {
			req.overrideMimeType('text/html');
		}
	} 
	else if (window.ActiveXObject) { // IE
		try {
			req = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} 
			catch (e) {}
		}
	}
	if (!req) {
		alert('Konnte die Anfrage nicht verarbeiten!');
		return false;
	}
	
	req.onreadystatechange = handleResponse;
	req.open('POST', url, true);
	req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	req.setRequestHeader("Content-length", parameters.length);
	req.setRequestHeader("Connection", "close");
	req.send(parameters);
}

function fehlermeldung() {
	if (req.readyState == 4) {
		if (req.status == 200) {
			result = req.responseText;
			document.getElementById('error_meldung').innerHTML = result;            
		} 
		else {
			alert('Es ist ein Fehler aufgetreten.');
		}
	}
}