//POP UP
var bFox = navigator.userAgent.indexOf("Firefox") != -1;
var bSafari = navigator.userAgent.indexOf("Safari") != -1;
var bNN = navigator.userAgent.indexOf("Netscape") != -1;
var bIE = navigator.appName.charAt(0) == "M"? true: false;
var bMac = navigator.appVersion.indexOf("Mac") > -1? true: false;

var wObj;
var scWidthCenter = screen.availWidth / 2;
var scHeightCenter = screen.availHeight / 2;

function openWin(wUrl,sWinName,sScroll){
	wOption = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=" + wWidth + ",height=" + wHeight + ",left=" + (scWidthCenter - (wWidth / 2)) + ",top=" + (scHeightCenter - (wHeight / 2));
	wObj = window.open(wUrl,sWinName,wOption);
	wObj.focus();
}


//FULL SCREEN
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(){ 

if((detectOS() == 'Macintosh') && (detectBrowser() == 'Netscape')) { 
} 
if((detectOS() == 'Macintosh') && (detectBrowser() == 'IE')) {  
winOptions = 'fullscreen=yes'; 
} 
if((detectOS() == 'Windows') && (detectBrowser() == 'Netscape')) { 
} 
if(detectVersion() < 4) { 
self.location.href = 'oldbrowser.htm'; 
} else { 
var winWidth = screen.availWidth;
var winHeight = screen.availHeight; 
var winSize = 'width=' + winWidth + ',height=' + winHeight; 
var thewindow = window.open('https://g204.secure.ne.jp/~g204090/fullscreen.html', 'gorakadan', winSize); 
thewindow.moveTo(0,0); 
} 
} 
function intheLight(){ 
if((detectOS() == 'Windows') && (detectBrowser() == 'IE')) { 
window.open('https://g204.secure.ne.jp/~g204090/fullscreen.html','gorakadan','fullscreen=yes'); 
} else { 
FullScreen(); 
} 
}