var Win = navigator.appVersion.indexOf('Win',0) != -1;
	var Mac = navigator.appVersion.indexOf('Mac',0) != -1;
if(Mac) {
	document.write( '<link rel="stylesheet" href="/styles/mac.css" type="text/css">' ) ;
	}
	else if(Win) {
	document.write( '<link rel="stylesheet" href="/styles/win.css" type="text/css">' ) ;
	}



function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
	
		preloadFlag = true;
	}
}