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[16] = new Image();
pic[17] = new Image();

/*sub_layer_to_kigyou
----------------------------------*/
pic[12] = new Image();
pic[13] = new Image();

/*2nd_pagetop.gif
----------------------------------*/
pic[14] = new Image();
pic[15] = new Image();


/*top_navigation
---------------------------------*/


pic[0].src = "../images/btn_main_01_on.gif";
pic[1].src = "../images/btn_main_01.gif";
pic[2].src = "../images/btn_main_02_on.gif";
pic[3].src = "../images/btn_main_02.gif";
pic[4].src = "../images/btn_main_03_on.gif";
pic[5].src = "../images/btn_main_03.gif";
pic[6].src = "../images/btn_main_04_on.gif";
pic[7].src = "../images/btn_main_04.gif";
pic[8].src = "../images/btn_main_05_on.gif";
pic[9].src = "../images/btn_main_05.gif";

pic[16].src = "../images/btn_main_00_on.gif";
pic[17].src = "../images/btn_main_00.gif";


/*sub_layer_to_kigyou
----------------------------------*/
pic[12].src = "../images/btn_main_05_on.gif";
pic[13].src = "../images/btn_main_05.gif";

/*2nd_pagetop.gif
----------------------------------*/
pic[14].src = "../images/2nd_pagetop_on.gif";
pic[15].src = "../images/2nd_pagetop.gif";



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