// JavaScript Document

var pic = new Array();
pic[0]= new Image();
pic[1]= new Image();
pic[2]= new Image();
pic[3]= new Image();
pic[4]= new Image();
pic[5]= new Image();
pic[6]= new Image();
pic[7]= new Image();
pic[8]= new Image();
pic[9]= new Image();
pic[10]= new Image();
pic[11]= new Image();
pic[12]= new Image();
pic[13]= new Image();
pic[14]= new Image();
pic[15]= new Image();
pic[16]= new Image();
pic[17]= new Image();

//メインボタン
pic[0].src = "images/common/bt_1_on.jpg";
pic[1].src = "images/common/bt_01.jpg";

pic[2].src = "images/common/bt_2_on.jpg";
pic[3].src = "images/common/bt_02.jpg";

pic[4].src = "images/common/bt_3_on.jpg";
pic[5].src = "images/common/bt_03.jpg";

pic[6].src = "images/common/bt_4_on.jpg";
pic[7].src = "images/common/bt_04.jpg";

pic[8].src = "images/common/bt_5_on.jpg";
pic[9].src = "images/common/bt_05.jpg";


//トップページコンテンツ
pic[10].src = "images/top/top_bnn_01_on.jpg";
pic[11].src = "images/top/top_bnn_01.jpg";

pic[12].src = "images/top/top_bnn_03_on.jpg";
pic[13].src = "images/top/top_bnn_03.jpg";

pic[14].src = "images/top/top_bnn_02_on.jpg";
pic[15].src = "images/top/top_bnn_02.jpg";

pic[16].src = "images/top/top_bnn_04_on.jpg";
pic[17].src = "images/top/top_bnn_04.jpg";

function setRollOverImg(index, obj){
	obj.src = pic[index].src;
}




var defImg;
function ImgChange(target, img){
  if(document.getElementById){
    defImg = document.getElementById(target).getAttribute("src");
    document.getElementById(target).setAttribute("src", img);
  }
}
function ImgBack(target){
  if(document.getElementById){
    document.getElementById(target).setAttribute("src",defImg);
  }
}