function setCookie(Wert)
    {
      var Bezeichner = "TextSize"
      jetzt=new Date();
      Auszeit=new Date(jetzt.getTime()+365*86400000);
      document.cookie=Bezeichner+"="+Wert+";expires="+Auszeit.toGMTString()+";";
    }

function readCookie()
   {
      Wert = "";
      if(document.cookie)
      {
        Wert = document.cookie;
        Wert = Wert.slice(Wert.indexOf("TextSize=")+9,Wert.indexOf("TextSize=")+13);
        return Wert;
      }
      else{
        return null;
      }
   }

function smallSize()
{
  var fontBodyVariable = document.getElementsByTagName('body')[0];
  var fontcontant_boxVariable = document.getElementsByTagName('p')[0];
   fontBodyVariable.style.fontSize = "12px";
   fontcontant_boxVariable.style.fontSize = "12px";
  document.getElementById('a-small').style.color="#990099";
  document.getElementById('a-medium').style.color="#0A4D6F";
  document.getElementById('a-large').style.color="#0A4D6F";
  setCookie('12px');
}

function mediumSize()
{
  var fontBodyVariable = document.getElementsByTagName('body')[0];
  var fontcontant_boxVariable = document.getElementsByTagName('p')[0];
  fontBodyVariable.style.fontSize = "13px";
  fontcontant_boxVariable.style.fontSize = "13px";
  document.getElementById('a-small').style.color="#0A4D6F";
  document.getElementById('a-medium').style.color="#990099";
  document.getElementById('a-large').style.color="#0A4D6F";
  setCookie('13px');
}

function largeSize()
{
  var fontBodyVariable = document.getElementsByTagName('body')[0];
  var fontcontant_boxVariable = document.getElementsByTagName('p')[0];
  fontBodyVariable.style.fontSize = "14px";
  fontcontant_boxVariable.style.fontSize = "14px";
  document.getElementById('a-small').style.color="#0A4D6F";
  document.getElementById('a-medium').style.color="#0A4D6F";
  document.getElementById('a-large').style.color="#990099";
  setCookie('14px');
}

function setSize()
{
		
   var fontBodyVariable = document.getElementsByTagName('body')[0];
   var fontcontant_boxVariable = document.getElementsByTagName('p')[0];

  if(readCookie() != null)
  {
    var size = readCookie();
     fontBodyVariable.style.fontSize = size;
	 fontcontant_boxVariable.style.fontSize = size;
    
    if(size == "12px")
    {
      document.getElementById('a-small').style.color="#990099";
      document.getElementById('a-medium').style.color="#0A4D6F";
      document.getElementById('a-large').style.color="#0A4D6F";
    }
    else if(size == "13px")
    {
      document.getElementById('a-small').style.color="#0A4D6F";
      document.getElementById('a-medium').style.color="#990099";
      document.getElementById('a-large').style.color="#0A4D6F";
    }
    else if(size == "14px")
    {
      document.getElementById('a-small').style.color="#0A4D6F";
      document.getElementById('a-medium').style.color="#0A4D6F";
      document.getElementById('a-large').style.color="#990099";
    }
  }
}