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 SetCookie(name, value)
{
   var argv = SetCookie.arguments;
   var argc = SetCookie.arguments.length;
   var expires = (argc > 2) ? argv[2] : null;
   var path = (argc > 3) ? argv[3] : null;
   var domain = (argc > 4) ? argv[4] : null;
   var secure = (argc > 5) ? argv[5] : false;

   document.cookie = name + "=" + escape (value) +
      ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
      ((path == null) ? "" : ("; path=" + path)) +
      ((domain == null) ? "" : ("; domain=" + domain)) +
      ((secure == true) ? "; secure" : "");
}
function DeleteCookie(name)
{
   var exp = new Date();
   exp.setTime (exp.getTime() - 1);  // This cookie is history
   var cval = GetCookie (name);
   document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}
function Test()
{
   alert("Hallo");
}
function IsNew(StandStr)
{
	var StandDate = new Date(StandStr);
	var DateStr = GetCookie("lastvisit");
	if( DateStr == null )
	{
		return true;
	}
	else
	{
		var LastDate = new Date(DateStr);
		if( StandDate.getTime() >= (LastDate.getTime()-24*60*60*1000) )
		{
			return true;
		}
	}
	return false;
}
function NewMarker(StandStr)
{
	var argv = NewMarker.arguments;
	var argc = NewMarker.arguments.length;
	var LeerPlatz = (argc > 1) ? argv[1] : true;
	if( IsNew(StandStr) )
	{
		document.write("<img src='img/neu.gif' width='35' height='12' border='0' alt='Neu' />");
	}
	else
	{
		if( LeerPlatz )
			document.write("<img src='img/alt.gif' width='35' height='12' border='0' alt='' />");
	}
}
function ShowIfNew(StandStr, MitBild, Text)
{
	if( IsNew(StandStr) )
	{
		if( MitBild == true )
			document.write("<img src='img/neu.gif' width='35' height='12' border='0' alt='Neu'></img> ");
		document.write(Text);
	}
}
function SetLastVisit()
{
	var Datum = new Date();
	var expdate = new Date();
	expdate.setTime(expdate.getTime() + (24*60*60*1000*365));
	SetCookie("lastvisit", Datum.toGMTString(), expdate);
}
function EMail(Name, Domain, AnzeigeText1, AnzeigeText2)
{
	document.write("<a href='mailto:" + Name + "@" + Domain + "'>" + AnzeigeText1 + AnzeigeText2 + "</a>");
}
function s_RechtsSperren()
{
	if( event.button == 2 )
	{
		alert("Geht hier nicht !");
	}
}
function RechtsSperren()
{
	document.onmousedown = s_RechtsSperren;
}


/* Navigationsknoepfe aktiv/inaktiv schalten */
function NavKnopfAn() {
   window.event.srcElement.className = 'NKAn';
}
function NavKnopfAus() {
   window.event.srcElement.className = 'NKAus';
}