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) {
		acommodations_over = newImage("images/acommodations_over.gif");
		area_activities_over = newImage("images/area_activities_over.gif");
		photo_gallery_over = newImage("images/photo_gallery_over.gif");
		links_over = newImage("images/links_over.gif");
		contact_over = newImage("images/contact_over.gif");
		preloadFlag = true;
	}
}
function CenteredWindow(mypage, myname, w, h, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable',bgcolor='#3A2317';
	window.open(mypage, myname, winprops);
}