function preLoadImages () {
	var i001 = new Image; i001.src = 'images/blank.gif';
	var i002 = new Image; i002.src = 'images/logo.gif';
}

function SetBackground() {
	if (screen.width == 800) {
		document.body.background = "images/eye_background_800.jpg";
		document.getElementById("maintable").style.width="800px";
	} else {
		document.body.background = "images/eye_background_1024.jpg";
		document.getElementById("maintable").style.width="1024px";
	}
}