var orginalText = "";
	
function trim(mouseOver)
{
	var elem = document.getElementById('studiengang').getElementsByTagName('div')[0];
	
	if(orginalText=="") {
	orginalText = elem.innerHTML;
	
	}

	text = orginalText;
	
	if (text.length > 320 && mouseOver){ // if too long...trim it!
 text = text.substring(0, 320);
	text += "...<a onclick='trim(false);'>MEHR</a>";
	elem.innerHTML = text;
	document.getElementById('studiengang').style.height='370px';
	}
	else{
	elem.innerHTML = orginalText;
	document.getElementById('studiengang').style.height='auto';
	}
}