function modeSelector(Mode) {
	document.cookie = "mode=" + Mode + ";";
	location.reload();
}
function hide()
{
if(document.getElementById('fenster'))document.getElementById('fenster').style.visibility='hidden';
document.cookie = "visibility=hidden ";
}

function show()
{
if(document.getElementById('fenster'))document.getElementById('fenster').style.visibility='visible';
document.cookie = "visibility=visible ";
}

function sendVal () {
	var left, top;
	left = parseFloat(document.getElementById("fenster").style.left);
	top  = parseFloat(document.getElementById("fenster").style.top);
	document.cookie = "left=" + left + "; ";
	document.cookie = "top=" + top + "; ";
	}
function sendVal2 () {
	var height, width, heightFeld;
	width = parseFloat(document.getElementById("fenster").style.width);
	height  = parseFloat(document.getElementById("fenster").style.height);
	document.cookie = "width=" + width + "; ";
	document.cookie = "height=" + height + "; ";
	heightFeld = height - 250;
	document.getElementById("textfeld").style.height = heightFeld + "px";
	document.cookie = "heightFeld=" + heightFeld + "; ";
	}
function insert(aTag, eTag) {
  var datei = document.forms['edit'].elements['dateiauswahl'].value;
  if (datei != '') aTag= '<a href="pics_upload/'+ datei + '"><img src="pics_upload/'+ datei +'" width="230"></a>';
  var input = document.forms['edit'].elements['p1'];
  input.focus();
  /* für Internet Explorer */
  if(typeof document.selection != 'undefined') {
    /* Einfügen des Formatierungscodes */
    var range = document.selection.createRange();
    var insText = range.text;
    range.text = aTag + insText + eTag;
    /* Anpassen der Cursorposition */
    range = document.selection.createRange();
    if (insText.length == 0) {
      range.move('character', -eTag.length);
    } else {
      range.moveStart('character', aTag.length + insText.length + eTag.length);      
    }
    range.select();
  }
  /* für neuere auf Gecko basierende Browser */
  else if(typeof input.selectionStart != 'undefined')
  {
    /* Einfügen des Formatierungscodes */
    var start = input.selectionStart;
    var end = input.selectionEnd;
    var insText = input.value.substring(start, end);
    input.value = input.value.substr(0, start) + aTag + insText + eTag + input.value.substr(end);
    /* Anpassen der Cursorposition */
    var pos;
    if (insText.length == 0) {
      pos = start + aTag.length;
    } else {
      pos = start + aTag.length + insText.length + eTag.length;
    }
    input.selectionStart = pos;
    input.selectionEnd = pos;
  }
  /* für die übrigen Browser */
  else
  {
    /* Abfrage der Einfügeposition */
    var pos;
    var re = new RegExp('^[0-9]{0,3}$');
    while(!re.test(pos)) {
      pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
    }
    if(pos > input.value.length) {
      pos = input.value.length;
    }
    /* Einfügen des Formatierungscodes */
    var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
    input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);
  }
  document.forms['edit'].submit();
}