var image = new Array();

image[0] = 'Exhibit/Biei_10.jpg';
image[6] = 'Exhibit/Biei_11.jpg';
image[2] = 'Exhibit/Shineinooka_sunset.jpg';
image[3] = 'Exhibit/Shineinooka_1.jpg';
image[1] = 'Exhibit/Shikisainooka_10.jpg';
image[7] = 'Exhibit/Ikoi_hatake.jpg';
image[5] = 'Exhibit/Biei_9.jpg';
image[8] = 'Exhibit/Shinei_karamatu_3.jpg';
image[10] ='Exhibit/Karamatu@Fukutomi_1.jpg';
image[9] = 'Exhibit/Shinsei_Tree.jpg';
image[4] = 'Exhibit/Biei_3.jpg';
image[11] = 'Exhibit/Taisetusan@Fukutomi.jpg';
image[12] = 'Exhibit/Karamatu@Takushin.jpg';
image[14] = 'Exhibit/Shinei_hatake_1.jpg';
image[13] = 'Exhibit/Hokuei_hatake_3.jpg';
/*
image[0] = '2007/Biei_10.jpg';
image[6] = '2007/Biei_11.jpg';
image[2] = '2007/Shineinooka_sunset.jpg';
image[3] = '2007/Shineinooka_1.jpg';
image[1] = '2007/Shikisainooka_10.jpg';
image[7] = '2008/summer/Ikoi_hatake.jpg';
image[5] = '2007/Biei_9.jpg';
image[8] = '2008/summer/Shinei_karamatu_3.jpg';
image[10] ='2007/Fall/Karamatu@Fukutomi_1.jpg';
image[9] = '2008/summer/Shinsei_Tree.jpg';
image[4] = '2007/Biei_3.jpg';
image[11] = '2007/Fall/Taisetusan@Fukutomi.jpg';
image[12] = '2007/Fall/Karamatu@Takushin.jpg';
image[14] = '2008/summer/Shinei_hatake_1.jpg';
image[13] = '2008/summer/Hokuei_hatake_3.jpg';
*/

var p = image.length;

var j = Math.floor(Math.random() * 4);
var pre_load = new Array();
for (i = 0; i < p; i++) {
  pre_load[i] = new Image();
  pre_load[i].src = 'Biei/'+image[i];
}


function chg_img_up() {
  j = j + 1;
  if (j > (p - 1)) j = 0;
  document.images.LargePict.src = pre_load[j].src;

  }

function chg_img_down() {
  j = j -1;
  if (j <0) j = p;
  document.images.LargePict.src = pre_load[j].src;

  }





function set_img(pic_num)
{
    document.images.LargePict.src = pre_load[pic_num].src;
	j=pic_num;
}


function change_img(pic_num)
{
    document.images.LargePict.src = pre_load[pic_num].src;
}


function recover_img(){
    document.images.LargePict.src = pre_load[j].src;
}

function onload_img(){
document.images.LargePict.src = pre_load[j].src;
for (i = 0; i < p; i++) {
	document.images['TnailPict'+i].src = pre_load[i].src;
	}

document.images['Kouryukan'].src = pre_load[6].src;

}