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,expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);

	val = getCookie(c_name);
	aantalkavels = val.split("|-|");

	if(aantalkavels.contains(value)) alert("Kavel staat al opgeslagen als favorieten");
	else
	{
		arr = c_name+ "=" +escape(value)+"|-|"+escape(val)+
		((expiredays==null) ? "" : ";expires="+exdate.toGMTString()+";path=/");
		document.cookie= arr;
		alert("Advertentie opgeslagen als favorieten");
	}
}
function showFavorieten() {
	window.location = 'http://www.grond-markt.nl/nl/Alle_advertenties.php?fs=600&favorieten='+getCookie('favorieten'); 

}