var imglist = new Array(

/* 札幌市交通局 */
"sapporo-1.JPG",
"sapporo-2.JPG",
"sapporo-3.JPG",
"sapporo-4.JPG",
"sapporo-5.JPG",
"08-04.JPG",
"08-06.JPG",
"08-11.JPG",
"08-12.JPG",
"08-15.JPG",
"08-21.JPG",
"08-22.JPG",
"08-26.JPG",
"08-31.JPG",
"08-36.JPG",
"09-02.JPG",
"09-06.JPG",
"09-08.JPG",
"09-09.JPG",
"09-29.JPG",
"09-31.JPG",
"09-32.JPG",
"09-34.JPG",
"10-07.JPG",

/* 札幌交通資料館 */
"10-19.JPG",

/* 北海道開拓の村 */
"11-24.JPG",
"11-25.JPG",
"11-26.JPG",
"11-28.JPG",
"11-34.JPG",
"11-35.JPG",
"11-37.JPG",

/* 函館市交通局 */
"hakodate-highcollar20050830.JPG",
"hakodate-renrakusen20050830.JPG",
"youkoso-hakodate.JPG",
"hakodate8001.JPG",
"hakodate721.JPG",
"12-04.JPG",
"12-08.JPG",
"12-09.JPG",
"12-12.JPG",
"12-14.JPG",
"12-15.JPG",
"12-16.JPG",
"12-22.JPG",
"12-30.JPG",
"12-33.JPG",
"12-34.JPG",
"13-04.JPG",
"13-07.JPG",
"13-10.JPG",
"13-19.JPG",
"13-26.JPG",
"13-27.JPG",
"13-31.JPG",
"13-34.JPG",
"14-02.JPG",
"14-05.JPG",
"14-17.JPG",
"14-18.JPG",
"14-21.JPG",
"14-25.JPG",
"20071005-04.jpg",

/* 茨城交通水浜線 */
"20080113-091353-038.jpg",

/* 東京都交通局 */
"20050424-2.jpg",
"20050529toden-bara1.JPG",
"20050529toden-bara2.JPG",
"20050611-ajisai-1.JPG",
"20050611-ajisai-2.JPG",
"20060121-111927-E550-051.JPG",
"20060121-112659-E550-053.JPG",
"20060121-113233-E550-056.JPG",
"20060121-113433-E550-057.JPG",
"20060121-114811-E550-062.JPG",
"20060121-115732-E550-068.JPG",
"20060121-115909-E550-069.JPG",
"20060121-120151-E550-071.JPG",
"20060121-120520-E550-073.JPG",
"20060121-123039-E550-074.JPG",
"20060121-123651-E550-076.JPG",
"20060121-124050-E550-078.JPG",
"20060121-124817-E550-082.JPG",
"20060121-125337-E550-084.JPG",
"20060121-125854-E550-085.JPG",
"20060121-130805-E550-089.JPG",
"20060121-131239-E550-091.JPG",
"20060121-132443-E550-097.JPG",
"20060121-133045-E550-102.JPG",

/* 豊橋鉄道 */
"20050806-toyohashi3702.JPG",
"20071230-181809-322.jpg",
"20080106toyohashi-pancake-01.jpg",

/* 長崎電気軌道 */
"200510-CD-12-09-25.JPG",
"200510-CD-12-10-03.JPG",
"200510-CD-12-10-07.JPG",
"200510-CD-12-10-08.JPG",
"200510-CD-12-10-12.JPG",
"200510-CD-12-10-13.JPG",
"200510-CD-12-10-15.JPG",
"200510-CD-12-10-16.JPG",
"200510-CD-12-10-20.JPG",
"200510-CD-12-10-22.JPG",
"200510-CD-12-10-26.JPG",
"200510-CD-12-10-28.JPG",
"200510-CD-12-10-29.JPG",
"200510-CD-12-10-30.JPG",
"200510-CD-12-10-32.JPG",
"200510-CD-12-11-05.JPG",
"200510-CD-12-11-06.JPG",
"200510-CD-12-11-15.JPG",
"200510-CD-12-11-20.JPG",
"200510-CD-12-11-21.JPG",
"200510-CD-12-11-23.JPG",
"200510-CD-12-11-24.JPG",
"200510-CD-12-11-25.JPG",
"200510-CD-12-11-26.JPG",
"200510-CD-12-11-27.JPG",
"200510-CD-12-11-29.JPG",
"200510-CD-12-11-30.JPG",
"200510-CD-12-12-17.JPG",
"20051024-105756-290-DC.JPG",

/* きっちんせいじ */
"kitchen-seiji.JPG",

/* 熊本電気鉄道 */
"200510-CD-12-09-13.JPG",
"200510-CD-12-09-14.JPG",

/* 熊本市交通局 */
"200510-CD-12-06-05.JPG",
"200510-CD-12-06-08.JPG",
"200510-CD-12-06-09.JPG",
"200510-CD-12-06-11.JPG",
"200510-CD-12-06-14.JPG",
"200510-CD-12-06-15.JPG",
"200510-CD-12-06-18.JPG",
"200510-CD-12-06-21.JPG",
"200510-CD-12-06-22.JPG",
"200510-CD-12-06-23.JPG",
"200510-CD-12-06-24.JPG",
"200510-CD-12-06-27.JPG",
"200510-CD-12-06-34.JPG",
"200510-CD-12-06-35.JPG",
"200510-CD-12-07-05.JPG",
"200510-CD-12-07-11.JPG",
"200510-CD-12-07-13.JPG",
"200510-CD-12-08-06.JPG",
"200510-CD-12-08-14.JPG",
"200510-CD-12-08-17.JPG",
"200510-CD-12-08-20.JPG",
"20051022-143934-225-DC.JPG",

/* 鹿児島市交通局 */
"kagoshima20051020-190302.JPG",

/* その他(仮設置) */
"sendai-L1.JPG",
"tenroku.JPG",
"hakata.jpg",

/* その他(名古屋鉄道・八百津線) */
"yaozu-L1.jpg"

);
var selectnum = Math.floor((Math.random() * 1000)) % imglist.length;
var output = "<img src=./hyoushi/" + imglist[selectnum] + " width=600 height=400>";
document.write(output);