function getBrowserName() 

// returns IE(Internet Explorer), NS(Netscape), OP(=Opera), OT(=Other)

{

var ua = navigator.userAgent.toLowerCase();

if  (ua.indexOf("mozilla")>-1 && ua.indexOf("compatible")==-1 && ua.indexOf("opera")==-1) return "NS";

if  (ua.indexOf("msie")>-1) return "IE";

if  (ua.indexOf("opera")>-1) return "OP";

return "OT";

}



function writeBrowserName()

{

var browser = getBrowserName();

if (browser == "IE") document.write("Internet Explorer");

if (browser == "NS") document.write("Netscape Navigator");

if (browser == "OP") document.write("Opera");

if (browser == "OT") document.write("Other");

}



function getBrowserVersion()

	

{	

	var ua = navigator.userAgent.toLowerCase();

	var av = navigator.appVersion;

	var version = av.substring(0, av.indexOf(" ")) *1;

	var browser = getBrowserName();

	var versionsnummer;

	

	if (browser !="IE"){

		versionsnummer = version;
	}

	else {

		if (ua.indexOf("msie 5") > -1) versionsnummer = 5;

		if (ua.indexOf("msie 6") > -1) versionsnummer = 6;

	}

	return 	versionsnummer;	

}



function writeBrowserVersion()

{

 document.write(getBrowserVersion());

}







function isBrowserCompatible()

{

  var browser = getBrowserName();

  var version = getBrowserVersion();

  if ((browser == "IE" || browser == "NS") && (version<5)) {return false;}

  else {return true;};

}



function writeCompatibilityInfo()

{

  var browser = getBrowserName();

  var version = getBrowserVersion();

  if (!(isBrowserCompatible())) document.write ("Um diese Seiten optimal bzw. fehlerfrei darzustellen, benötigen Sie einen WebBrowser der 5. Generation (IE5 oder NS6 und höher)");

}

function write_img_html(src)
{
document.write ("<img src=\""+src+"\"/>");
}

function getScreenWidth()
{
return screen.width;
}

function getScreenHeight()
{
return screen.height;
}

function writeScreenInfo()
{
document.write(getScreenWidth()+" x "+getScreenHeight());
}

function newWindowFullScr(url)
{
 if (getBrowserName() == "IE") {
 var newwin = window.open(url,"","fullscreen,scrollbars");
 }
 else 
 { 
 	var winWidth = screen.availWidth;
	var winHeight = screen.availHeight;
	var winSize = 'width=' + (winWidth-4) + ',height=' + (winHeight-25);
	var newwin = window.open(url, '', winSize);
	newwin.moveTo(0,0);
 }
 newwin.scrollbars = false;

}