function display_manga(manga) {
	if (manga != 0) {
		document.location = "http://manga.animedesert.com" + "/manga/" + manga;
	}
}

function display_chapter(manga, chapter) {
	if (manga != 0) {
		document.location = "http://manga.animedesert.com" + "/manga/" + manga + "/chapter/" + chapter + "/page/1";
	}
}

function display_page(manga, chapter, page) {
	if (manga != 0) {
		document.location = "http://manga.animedesert.com" + "/manga/" + manga + "/chapter/" + chapter + "/page/" + page;
	}
}

function display_neighbor_page(path) {
	document.location = "http://manga.animedesert.com" + "/" + path;
}

document.onkeydown = function(e) {
	var keyCode = 0;

	if (navigator.appName == "Microsoft Internet Explorer") {
		if (!e) {
			var e = window.event;
		}
		if (e.keyCode) {
			keyCode = e.keyCode;
			if ((keyCode == 37) || (keyCode == 39)) {
				window.event.keyCode = 0;
			}
		} else {
			keyCode = e.which;
		}
	} else {
		if (e.which) {
			keyCode = e.which;
		} else {
			keyCode = e.keyCode;
		}
	}

	var direction;
	switch (keyCode) {
	case 37:
		direction = "left";
		break;

	case 39:
		direction = "right";
		break;

	default:
		direction = null;
	}

	if (direction) {
		var path = document.getElementById(direction).value;
		if (path != "") {
			display_neighbor_page(path);
			return false;
		}
	}

	return true;
};