function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function popup(url,wname,features) { 
  wname=window.open(url,wname,features);
  wname.focus();
}

function formSubmit(i,comein) {

  var formular = document.forms[comein];
  window.location.href="?comein=" + comein + "&i_state=article_list&i_ca_id=" + formular.elements["quicklinkslabel"].value;
}

function formSubmitGo(i) {
  document.forms[i].submit();
}

var stepSize=5;
var defSize=95;
var minSize=70;
var maxSize=140;

 
function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}

function setCookie(c_name,value,expire) {
  var exdate=new Date();
  exdate.setDate(exdate.getDate()+expire);
  document.cookie=c_name+ "=" +escape(value)+((expire==null) ? "" : "; expires="+exdate.toGMTString());
}

function getFsC() {
 textareaMax();
  n=getCookie('fsupdown');
  if (n!=null && n!="") {
    document.body.style.fontSize= n +"%"; 
  }
}


function increaseSize(){
  n=getCookie('fsupdown');
  if (n!=null && n!="") {
    newSize = parseInt(n,10) + parseInt(stepSize,10);
  }
  else {
    newSize = defSize;
  }
  
  if (newSize <= maxSize) {
    document.body.style.fontSize= newSize +"%"; 
    setCookie('fsupdown',newSize,2);
  }
}

function decreaseSize(){
  n=getCookie('fsupdown');
  if (n!=null && n!="") {
    newSize = parseInt(n,10) - parseInt(stepSize,10);
  }
  else {
    newSize = defSize;
  }
  
  if (newSize >= minSize) {
    document.body.style.fontSize= newSize +"%"; 
    setCookie('fsupdown',newSize,2);
  }
}

function defaultSize(){
  document.body.style.fontSize= defSize +"%"; 
  setCookie('fsupdown',defSize,2);
}

function textareaMax() { 
var txts = document.getElementsByTagName("textarea");
var l = txts.length;
  for(var i=0; i<l; i++) {
  
    if(/^[0-9]+$/.test(txts[i].getAttribute("maxlength"))) {
      txts[i].onkeyup = function() {
        var len = parseInt(this.getAttribute("maxlength"), 10);

        if(this.value.length > len) {
          alert('Maximale Zeichenanzahl erreicht: ' + len);
          this.value = this.value.substr(0, len);
          return false;
        }
     }
    }
  }
}