var browserName = navigator.appName;
var browserVer = parseInt(navigator.appVersion);

if (browserName == 'Netscape' && browserVer >= 3) 
	version = 'n3';
else if (browserName == 'Microsoft Internet Explorer' && browserVer >= 4) 
	version = 'e3';
else version = 'n2';


     IE4 = (document.all);
     NS4 = (document.layers);
    ver4 = (NS4 || IE4); 
   isMac = (navigator.appVersion.indexOf('Mac') != -1);
  isMenu = (NS4 || (IE4 && !isMac));



if(document.layers){origWidth=innerWidth;origHeight=innerHeight;onresize=function(){if(innerWidth!=origWidth||innerHeight!=origHeight)location.reload()}}

var sImgRoot = 'http://www.dezibel.com/groede/images/buttons/';

function HiLight2(ctrl, img) 
{
	document.images[ctrl].src = sImgRoot + img + '_hi.gif';
}
function UnHiLight2(ctrl, img)
{
	document.images[ctrl].src = sImgRoot + img + '_lo.gif';
}

function HiLight(ctrl) 
{
	document.images[ctrl].src = sImgRoot + ctrl + '_hi.gif';
}

function UnHiLight(ctrl)
{
	document.images[ctrl].src = sImgRoot + ctrl + '_lo.gif';
}

function DisplayText(ctrl)
{
	ctrl.style.visibility='inherit';
}

function HideText(ctrl)
{
	ctrl.style.visibility='hidden';
}

var oImages = new Array();
function LoadImage(sName, sPath)
{
	var img;
	img = new Image(0,0);
	img.src = sPath;
	oImages[sName] = img; //sPath;
	return true;
}

function FlipIn(objImage, sImg)
{
	// requires oImages
	var img;

	img = oImages[sImg];
	
	objImage.oldsrc = objImage.src;
	if (document.readyState == 'complete')
	{
		objImage.src = img.src;
	}
	return;
}
function FlipOut(objImage)
{
	objImage.src = objImage.oldsrc;
	return;
}

/* Images that are used everywhere!*/
LoadImage('back', 'http://www.dezibel.com/groede/images/buttons/patch_back_hi.gif');
LoadImage('back_en', 'http://www.dezibel.com/groede/images/en/buttons/patch_back_hi.gif');