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

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

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		royal_navi_02_royal_navi_03_over = newImage("images/royal_navi_02-royal_navi_03.gif");
		royal_navi_02_royal_navi_03_down = newImage("images/royal_navi_02-royal_navi-04.gif");
		royal_navi_02_royal_navi_04_over = newImage("images/royal_navi_02-royal_navi_04.gif");
		royal_navi_02_royal_navi_05_over = newImage("images/royal_navi_02-royal_navi_05.gif");
		royal_navi_02_royal_navi_06_over = newImage("images/royal_navi_02-royal_navi_06.gif");
		royal_navi_02_royal_navi_07_over = newImage("images/royal_navi_02-royal_navi_07.gif");
		royal_navi_02_royal_navi_08_over = newImage("images/royal_navi_02-royal_navi_08.gif");
		royal_navi_02_royal_navi_08_down = newImage("images/royal_navi_02-royal_navi-10.gif");
		royal_navi_03_over = newImage("images/royal_navi_03-over.gif");
		royal_navi_03_down = newImage("images/royal_navi_03-down.gif");
		royal_navi_03_royal_navi_04_over = newImage("images/royal_navi_03-royal_navi_04.gif");
		royal_navi_03_royal_navi_04_down = newImage("images/royal_navi_03-royal_navi-15.gif");
		royal_navi_04_royal_navi_03_over = newImage("images/royal_navi_04-royal_navi_03.gif");
		royal_navi_04_royal_navi_03_down = newImage("images/royal_navi_04-royal_navi-18.gif");
		royal_navi_04_over = newImage("images/royal_navi_04-over.gif");
		royal_navi_04_down = newImage("images/royal_navi_04-down.gif");
		royal_navi_04_royal_navi_05_over = newImage("images/royal_navi_04-royal_navi_05.gif");
		royal_navi_04_royal_navi_05_down = newImage("images/royal_navi_04-royal_navi-22.gif");
		royal_navi_05_royal_navi_04_over = newImage("images/royal_navi_05-royal_navi_04.gif");
		royal_navi_05_royal_navi_04_down = newImage("images/royal_navi_05-royal_navi-25.gif");
		royal_navi_05_over = newImage("images/royal_navi_05-over.gif");
		royal_navi_05_down = newImage("images/royal_navi_05-down.gif");
		royal_navi_05_royal_navi_06_over = newImage("images/royal_navi_05-royal_navi_06.gif");
		royal_navi_05_royal_navi_06_down = newImage("images/royal_navi_05-royal_navi-29.gif");
		royal_navi_06_royal_navi_05_over = newImage("images/royal_navi_06-royal_navi_05.gif");
		royal_navi_06_royal_navi_05_down = newImage("images/royal_navi_06-royal_navi-32.gif");
		royal_navi_06_over = newImage("images/royal_navi_06-over.gif");
		royal_navi_06_down = newImage("images/royal_navi_06-down.gif");
		royal_navi_07_royal_navi_06_over = newImage("images/royal_navi_07-royal_navi_06.gif");
		royal_navi_07_royal_navi_06_down = newImage("images/royal_navi_07-royal_navi-37.gif");
		royal_navi_07_over = newImage("images/royal_navi_07-over.gif");
		royal_navi_07_down = newImage("images/royal_navi_07-down.gif");
		royal_navi_08_royal_navi_07_over = newImage("images/royal_navi_08-royal_navi_07.gif");
		royal_navi_08_royal_navi_07_down = newImage("images/royal_navi_08-royal_navi-42.gif");
		royal_navi_08_over = newImage("images/royal_navi_08-over.gif");
		royal_navi_08_down = newImage("images/royal_navi_08-down.gif");
		preloadFlag = true;
	}
}

// -->