var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isDyn = (isDOM || isIE4 || isNS4);

var navigation_navigator_yy;
var ie_navigation_version=0;
navigation_navigator_yy=0;
if (navigator.appName == 'Microsoft Internet Explorer') {
  navigation_navigator_yy=-3;
  var xyzArray = navigator.appVersion.split(";");
  var xyzArray2 = xyzArray[1].split(" ");
  ie_navigation_version = Number(xyzArray2[2]);
}


function getRef(id) {
 if (isDOM) return document.getElementById(id);
 if (isIE4) return document.all[id];
 if (isNS4) return document.layers[id];
}


function popupWindow(url) {
  window.open(url,'_blank','')
}


function Fensterweite () {
  if (window.innerWidth) {
    return window.innerWidth;
  } else if (document.body && document.body.offsetWidth) {
    return document.body.offsetWidth;
  } else {
    return 0;
  }
}
function Fensterhoehe () {
  if (window.innerHeight) {
    return window.innerHeight;
  } else if (document.body && document.body.offsetHeight) {
    return document.body.offsetHeight;
  } else {
    return 0;
  }
}


  

function setCheckButtons(checked, name,max) {
	var i=0;
	for(i=0; i<max; i++) {
		if(document.getElementsByName(name)[i]) {
			if(checked) {
				document.getElementsByName(name)[i].checked = true;
			} else {
				document.getElementsByName(name)[i].checked = false;
			}
		}
	}
}

  //window.onresize = PageButtons;
  //window.onload = PageButtons;
  //window.setInterval("PageButtons()", 25);