function slotTekstEx() {
	document.getElementById("slotTekstEx").style.visibility = (document.getElementById("slotTekstEx").style.visibility !== "visible") ? "visible" : "hidden";
}

function gebruikersnaam() {
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf("user_name");
  if (c_start!=-1)
    {
    c_start=c_start + 11;
    c_end=document.cookie.indexOf(";" , c_start);
    if (c_end==-1) c_end = document.cookie.length;
    value =  unescape(document.cookie.substring(c_start , c_end)).replace("+", " ");
    return value;
    }
  }
return "Fout!";
}

function slotTekstIn() {
	document.getElementById("blaat").innerHTML = (document.getElementById("blaat").innerHTML !== "Uitloggen!") ? "Uitloggen!" : gebruikersnaam();
}

function loginBox() {
	document.getElementById('loginBox').style.visibility = "visible";
	document.getElementById('slotRegel').style.visibility = "hidden";
	document.getElementById('input_email').focus();
}