<!--
function detectVersion(){
version = parseInt(navigator.appVersion);
return version;
}

function detectOS(){
if(navigator.userAgent.indexOf('Win') == -1) {OS = 'Macintosh';} else {OS = 'Windows';}
return OS;
}

function detectBrowser(){
if(navigator.appName.indexOf('Netscape') == -1) {browser = 'IE';} else {browser = 'Netscape';}
return browser;
}

function FullScreen(){
var adjWidth;
var adjHeight;
if((detectOS() == 'Macintosh') && (detectBrowser() == 'Netscape')) { adjWidth = 20; adjHeight = 35; }
if((detectOS() == 'Macintosh') && (detectBrowser() == 'IE')) { adjWidth = 20; adjHeight = 35; winOptions = 'fullscreen=yes'; }
if((detectOS() == 'Windows') && (detectBrowser() == 'Netscape')) { adjWidth = 30; adjHeight = 30; }

if(detectVersion() < 4) { self.location.href = 'oldbrowser.html'; }
 else
{
var winWidth = screen.availWidth - adjWidth;
var winHeight = screen.availHeight - adjHeight;
var winSize = 'width=' + winWidth + ',height=' + winHeight;
var thewindow = window.open('fullscreen.html', 'WindowName', winSize);
thewindow.moveTo(0,0);
}
}

function letsGo(){
if((detectOS() == 'Windows') && (detectBrowser() == 'IE')) {window.open('fullscreen.html','windowname','fullscreen=yes');}
  else {onload=FullScreen();}
}
// -->