function flip() {
	var result = flipString(document.f.original.value);
	document.f.flipped.value = result;
}

function flipString(aString) {
	aString = aString.toLowerCase();
	var last = aString.length - 1;
	var result = "";
	for (var i = last; i >= 0; --i) {
		result += flipChar(aString.charAt(i))
	}
	return result;
}

function flipChar(c) {
	if (c == 'a') {
		return '\u0250'
	}
	else if (c == 'b') {
		return 'q'
	}
	else if (c == 'c') {
		return '\u0254' //Open o -- copied from pne
	}
	else if (c == 'd') {
		return 'p'
	}
	else if (c == 'e') {
		return '\u01DD'
	}
	else if (c == 'f') {
		return '\u025F' //Copied from pne --
		//LATIN SMALL LETTER DOTLESS J WITH STROKE
	}
	else if (c == 'g') {
		return 'b'
	}
	else if (c == 'h') {
		return '\u0265'
	}
	else if (c == 'i') {
		return '\u0131'//'\u0131\u0323' //copied from pne
	}
	else if (c == 'j') {
		return '\u0638'
	}
	else if (c == 'k') {
		return '\u029E'
	}
	else if (c == 'l') {
		return '1'
	}
	else if (c == 'm') {
		return '\u026F'
	}
	else if (c == 'n') {
		return 'u'
	}
	else if (c == 'o') {
		return 'o'
	}
	else if (c == 'p') {
		return 'd'
	}
	else if (c == 'q') {
		return 'b'
	}
	else if (c == 'r') {
		return '\u0279'
	}
	else if (c == 's') {
		return 's'
	}
	else if (c == 't') {
		return '\u0287'
	}
	else if (c == 'u') {
		return 'n'
	}
	else if (c == 'v') {
		return '\u028C'
	}
	else if (c == 'w') {
		return '\u028D'
	}
	else if (c == 'x') {
		return 'x'
	}
	else if (c == 'y') {
		return '\u028E'
	}
	else if (c == 'z') {
		return 'z'
	}
	else if (c == '[') {
		return ']'
	}
	else if (c == ']') {
		return '['
	}
	else if (c == '(') {
		return ')'
	}
	else if (c == ')') {
		return '('
	}
	else if (c == '{') {
		return '}'
	}
	else if (c == '}') {
		return '{'
	}
	else if (c == '?') {
		return '\u00BF' //From pne
	}
	else if (c == '\u00BF') {
		return '?'
	}
	else if (c == '!') {
		return '\u00A1'
	}
	else if (c == "\'") {
		return ','
	}
	else if (c == ',') {
		return "\'"
	}
	return c;
}


var audioOn = false;
function audioDo(doWhat,toWhat)
{
   if(audioOn){
      var A = eval('document.'+toWhat);
      if (A != null){
         if (doWhat=='stop') A.stop();
         else{
            if (navigator.appName == 'Netscape') A.play();
            else{
               if (document.M == null){
                  document.M = false; var m;
                  for(m in A) if (m == "ActiveMovie"){
                     document.M = true; break;
                     }
                  }
               if (document.M) A.SelectionStart = 0;
               if (document.M) A.play();
            }
         }
      }
   }
}


function insert(aTag, eTag) {
  var input = document.forms['formular'].elements['vcomment'];
  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);
  }
}