/*************************************
 *
 * randomimage.js
 *
 * author : Daisuke Nakahama
 * date   : 2007/10/29
 * version: 1
 *
 * Copyright (c) rhizomatiks co.,ltd.
 *
 *************************************/

var image_width = 258;
var image_height = 130;
var top_image_width = 650;
var top_image_height = 300;
var image_extension = ".jpg";
var duvetica_images_count = 4;
var repetto_images_count = 16;
var springcourt_images_count = 9;
var top_images_count = 13;
var duvetica_image_dir = "./images/brand/duvetica/";
var repetto_image_dir = "./images/brand/repetto/";
var springcourt_image_dir = "./images/brand/springcourt/";
var top_image_dir = "./images/common/top-image/";
var tag_template_preffix = "<img src=\"";
var tag_template_suffix = "\" width=\"" + image_width + "\" height=\"" + image_height + "\" />";
var top_tag_template_suffix = "\" width=\"" + top_image_width + "\" height=\"" + top_image_height + "\" />";

function writeDuveticaImg(root) {
	var random_str = getRandomStr(duvetica_images_count);
	document.write(tag_template_preffix + root + duvetica_image_dir + "yy_" + random_str + image_extension + tag_template_suffix);
}

function writeRepettoImg(root) {
	var random_str = getRandomStr(repetto_images_count);
	document.write(tag_template_preffix + root +  repetto_image_dir + "repetto" + random_str + image_extension + tag_template_suffix);
}

function writeSpringcourtImg(root) {
	var random_str = getRandomStr(springcourt_images_count);
	document.write(tag_template_preffix + root +  springcourt_image_dir + "springcourt" + random_str + image_extension + tag_template_suffix);
}

function writeTopImg() {
	var random_str = getRandomStr(top_images_count);
	document.write(tag_template_preffix + top_image_dir + random_str + image_extension + top_tag_template_suffix);
}

function getRandomStr(image_count) {
	var random_str = String(Math.floor(Math.random() * (image_count - 0.1)));
	random_str = (random_str.length == 1) ? "0" + random_str : random_str;
	return random_str;
}