/**
*
*  AJAX IFRAME METHOD (AIM)
*  http://www.webtoolkit.info/
*
**/
 
AIM = {
 
	frame : function(c) {
 
		var n = 'f' + Math.floor(Math.random() * 99999);
		var d = document.createElement('DIV');
		d.innerHTML = '<iframe style="display:none" src="about:blank" id="'+n+'" name="'+n+'" onload="AIM.loaded(\''+n+'\')"></iframe>';
		document.body.appendChild(d);
 
		var i = document.getElementById(n);
		if (c && typeof(c.onComplete) == 'function') {
			i.onComplete = c.onComplete;
		}
 
		return n;
	},
 
	form : function(f, name) {
		f.setAttribute('target', name);
	},
 
	submit : function(f, c) {
		AIM.form(f, AIM.frame(c));
		if (c && typeof(c.onStart) == 'function') {
			return c.onStart();
		} else {
			return true;
		}
	},
 
	loaded : function(id) {
		var i = document.getElementById(id);
		if (i.contentDocument) {
			var d = i.contentDocument;
		} else if (i.contentWindow) {
			var d = i.contentWindow.document;
		} else {
			var d = window.frames[id].document;
		}
		if (d.location.href == "about:blank") {
			return;
		}
 
		if (typeof(i.onComplete) == 'function') {
			i.onComplete(d.body.innerHTML);
		}
	}
 
}


		function startCallback() {
			// make something useful before submit (onStart)
			document.getElementById('nglae_msg').innerHTML = 'Das Bild wird gespeichert.';
			return true;
		}
 
		function completeCallback(response) {
			// make something useful after (onComplete)
                        var text = response;
                        var text = text.replace(/<pre>/, '');
                        var text = text.replace(/<PRE>/, '');
                        var text = text.replace(/<\/pre>/, '');
                        var text = text.replace(/<\/PRE>/, '');
                        pos = text.indexOf('###');
                        if (pos>0) {
                            image = text.substring(pos+3);
                            text = text.substring(0,pos);
                            document.getElementById('nglae_input_upload').style.display = 'none';
                            document.getElementById('image').value = '';
                            document.getElementById('nglae_bild').src = 'media_tools/get_image?file='+image+'&size=180x500';
                            document.getElementById('nglae_bild').style.display = 'block';
                            document.getElementById('nglae_profil_upload').style.display = 'block';
                            document.getElementById('nglae_bild_loeschen').style.display = 'block';
                        }
			document.getElementById('nglae_msg').innerHTML = text;

                        setTimeout("document.getElementById('nglae_msg').innerHTML=''", 3000)
		}

function startUpload () {
  if (AIM.submit(document.f_upload, {'onStart' : startCallback, 'onComplete' : completeCallback})) {
    document.f_upload.submit();
  }
}