function getLangCookie(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 setLangCookie(c_name,value,expiredays)
//{
//var exdate=new Date();
//exdate.setDate(exdate.getDate()+expiredays);
//document.cookie=c_name+ "=" +escape(value)+
//((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
//}


function setLangCookie(language_code) 
{	
    if (document.getElementById('checkbox_cookie').checked == true )
    {    
       // alert('TEST - Cookie value is: ' + language_code );
		
		var date = new Date();
		// '365' sets cookie validity to 1 year
		date.setTime(date.getTime() + (365 * 24 * 60 * 60 * 1000));
		
    var expires     = "expires=" + date.toGMTString();
		document.cookie = "site_language=" + language_code + ";" + expires + ";path=/";
	  }
}


function checkLangCookie()
{
site_language=getLangCookie('site_language');
if (site_language!=null && site_language!="")
  {
  if (site_language == "en")
    {
    document.location.href="http://www.norbertwoehnl.com/en/";
    }
  else if (site_language == "de")
    {
    document.location.href="http://www.norbertwoehnl.com/de/";
    }
  else if (site_language == "jp")
    {
    document.location.href="http://www.norbertwoehnl.com/jp/";
    }
  }
else if (site_language==null || site_language=="")
  {
  	document.getElementById('body').style.display = 'block';
  }
}