function insert(aTag, eTag, p)
{
	var e = document.stdform.text;
	e.focus();
	
	var start = e.selectionStart;
	var end   = e.selectionEnd;
	
	if(p)
		aTag = aTag + prompt(p, "") + ']';
	
	var insText = e.value.substring(start, end);
	e.value = e.value.substr(0, start) + aTag + insText + eTag + e.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;
	}
	e.selectionStart = pos;
	e.selectionEnd = pos;
}