if ((navigator.platform == 'Mac68K') || (navigator.platform == 'MacPPC'))
{
document.write("<link type=\"text/css\" rel=\"stylesheet\" href=\"css/main_mac.css\">");
}
else
{
document.write("<link type=\"text/css\" rel=\"stylesheet\" href=\"css/main.css\">");
}


function popup(nummer,url,breite,hoehe,titel)
{
	var cWindow = window.open("popup.php?bild="+url+"&titel="+titel+"&width="+breite+"&height="+hoehe,+nummer,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
}


function oeffnen(url)
{
var cWindow = window.open(url,"_top");
}


<!--//--><![CDATA[//><!--

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

//--><!]]>


function blinker() {
  for(i=0; i<document.getElementsByTagName("span").length; i++) {
    if(document.getElementsByTagName("span")[i].style.visibility != "hidden") {
      if(document.getElementsByTagName("span")[i].className.substr(0, 5) == "blink") document.getElementsByTagName("span")[i].style.visibility = "hidden";
    } else {
      if(document.getElementsByTagName("span")[i].className.substr(0, 5) == "blink") document.getElementsByTagName("span")[i].style.visibility = "visible";
    }
  }
  var zeit = 750;
  window.setTimeout("blinker()", zeit);
}