// image swapping and div flipping JavaScript
// by Charlie Cheever <ccheever@fas>
//

// preload images
var preloaded_images = new Array()
function preloadImages()
{
	for (i = 0; i <  preloadImages.arguments.length; i++) {
		preloaded_images[i] = new Image()
		preloaded_images[i].src = "img/" + preloadImages.arguments[i]
	}
}

function imageSwap(image_id, new_src) {
	document.images[image_id].src = new_src;
	return true;
}

function flipSeason() {
	changeObjectVisibility('flip-season', 'visible');
	changeObjectVisibility('flip-schedule', 'hidden');
	changeObjectVisibility('flip-practice', 'hidden');
	imageSwap('flip-season-image', 'img/tab/season.gif');
	imageSwap('flip-schedule-image', 'img/tab/schedule-dark.gif');
	imageSwap('flip-practice-image', 'img/tab/practice-dark.gif');
	return true;
}

function flipSchedule() {
	changeObjectVisibility('flip-schedule', 'visible');
	changeObjectVisibility('flip-season', 'hidden');
	changeObjectVisibility('flip-practice', 'hidden');
	imageSwap('flip-season-image', 'img/tab/season-dark.gif');
	imageSwap('flip-schedule-image', 'img/tab/schedule.gif');
	imageSwap('flip-practice-image', 'img/tab/practice-dark.gif');
	return true;
}

function flipPractice() {
	changeObjectVisibility('flip-practice', 'visible');
	changeObjectVisibility('flip-schedule', 'hidden');
	changeObjectVisibility('flip-season', 'hidden');
	imageSwap('flip-season-image', 'img/tab/season-dark.gif');
	imageSwap('flip-schedule-image', 'img/tab/schedule-dark.gif');
	imageSwap('flip-practice-image', 'img/tab/practice.gif');
	return true;
}