//if(document.cookie) alert(document.cookie);

function getCookieVal (offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1)
    endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie (name) {
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen) {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg)
      return getCookieVal (j);
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break;
  }
  return null;
}

function CookieWertSetzen(name,value,expires) {
 	var nowObj = new Date();
 	nowObj = new Date(nowObj.getTime() + expires);
 	document.cookie = name+'='+value+'; expires='+nowObj.toGMTString()+';';
}

function deleteCookie(){
 document.cookie = '';
}