// JavaScript Document


//画像ディレクトリの宣言
var imgtop = "./images/";
var imgdir = "../images/";
var imgreco = "./images/";

/* 画像の先行読み込み */
if(document.images) {

	//トップページ用先読み
	var imgstop = new Array();

	imgstop[0] = new Image();	imgstop[0].src = imgtop + "indexmenu0.gif";
	imgstop[1] = new Image();	imgstop[1].src = imgtop + "indexmenu1.gif";
	imgstop[2] = new Image();	imgstop[2].src = imgtop + "indexmenu2.gif";
	imgstop[3] = new Image();	imgstop[3].src = imgtop + "indexmenu3.gif";
	imgstop[4] = new Image();	imgstop[4].src = imgtop + "indexmenu4.gif";
	imgstop[5] = new Image();	imgstop[5].src = imgtop + "indexmenu5.gif";
	imgstop[6] = new Image();	imgstop[6].src = imgtop + "indexmenu6.gif";
	imgstop[7] = new Image();	imgstop[7].src = imgtop + "indexmenu7.gif";
	imgstop[8] = new Image();	imgstop[8].src = imgtop + "indexmenu8.gif";



	//イメージ用配列
	var imgs = new Array();


	//ヘッダ用切替に使用するimage名を先読み

	imgs[1] = new Array();
	imgs[1][0] = new Image();	imgs[1][0].src = imgdir + "menu01.gif";
	imgs[1][1] = new Image();	imgs[1][1].src = imgdir + "menu01a.gif";

	imgs[2] = new Array();
	imgs[2][0] = new Image();	imgs[2][0].src = imgdir + "menu02.gif";
	imgs[2][1] = new Image();	imgs[2][1].src = imgdir + "menu02a.gif";

	imgs[3] = new Array();
	imgs[3][0] = new Image();	imgs[3][0].src = imgdir + "menu03.gif";
	imgs[3][1] = new Image();	imgs[3][1].src = imgdir + "menu03a.gif";

	imgs[4] = new Array();
	imgs[4][0] = new Image();	imgs[4][0].src = imgdir + "menu04.gif";
	imgs[4][1] = new Image();	imgs[4][1].src = imgdir + "menu04a.gif";

	imgs[5] = new Array();
	imgs[5][0] = new Image();	imgs[5][0].src = imgdir + "menu05.gif";
	imgs[5][1] = new Image();	imgs[5][1].src = imgdir + "menu05a.gif";

	imgs[6] = new Array();
	imgs[6][0] = new Image();	imgs[6][0].src = imgdir + "menu06.gif";
	imgs[6][1] = new Image();	imgs[6][1].src = imgdir + "menu06a.gif";
	
	imgs[7] = new Array();
	imgs[7][0] = new Image();	imgs[7][0].src = imgdir + "menu07.gif";
	imgs[7][1] = new Image();	imgs[7][1].src = imgdir + "menu07a.gif";


	//オススメ用切替に使用するimage名を先読み

	imgs[8] = new Array();
	imgs[8][0] = new Image();	imgs[8][0].src = imgreco + "recomenu01.gif";
	imgs[8][1] = new Image();	imgs[8][1].src = imgreco + "recomenu01a.gif";

	imgs[9] = new Array();
	imgs[9][0] = new Image();	imgs[9][0].src = imgreco + "recomenu02.gif";
	imgs[9][1] = new Image();	imgs[9][1].src = imgreco + "recomenu02a.gif";

	imgs[10] = new Array();
	imgs[10][0] = new Image();	imgs[10][0].src = imgreco + "recomenu03.gif";
	imgs[10][1] = new Image();	imgs[10][1].src = imgreco + "recomenu03a.gif";

	imgs[11] = new Array();
	imgs[11][0] = new Image();	imgs[11][0].src = imgreco + "recomenu04.gif";
	imgs[11][1] = new Image();	imgs[11][1].src = imgreco + "recomenu04a.gif";

}

/* 画像切替 objectは呼び出し側からimgタグのname名を投げてください */
function chgimg(object){

	for(i=1;i<imgs.length;i++){
		for(j=0;j<imgs[i].length;j++){
			if (imgs[i][j].src == object.src){
				if(j == 0){
					object.src = imgs[i][1].src;
				}else{
					object.src = imgs[i][0].src;
				}

				break;
			}
		}
	}

}


/* インデックス用画像切替かんすう */
function indeximgchg(num){

	document.images.indexmenu.src = imgstop[num].src;
	
}