// JavaScript Document

function showbigimg(number) {
var aknumber=1;
var element;
//Alle verstecken:
do 
  {
  element=document.getElementById("bigimg"+aknumber);
  if (element != null)
    {
	element.style.display="none";	
	}
  aknumber++;	
	
  } 
  while (element != null);

	if (number != 0)
	  {
		
document.getElementById("bigimg"+number).style.display="";	

	  }
}

function gebi(element)
	{
	return document.getElementById(element);	
		
	}
	
function checklen(sender,len,target)
	{
	var rest=len - sender.value.length;
	if (rest > 0)
		{
	gebi(target).innerHTML="Noch " + rest + " Zeichen übrig.";		
		}
		else
		{
	gebi(target).innerHTML="Keine Zeichen mehr übrig.";	
	sender.value=sender.value.substring(0, len);

		}

	
	}