var imgURL = ["images/top_01.jpg", "images/top_02.jpg", "images/top_03.jpg", "images/top_04.jpg", "images/top_08.jpg", "images/top_09.jpg", "images/top_10.jpg"];
var n = Math.floor(Math.random() * imgURL.length);
document.write('<img src="'+imgURL[n]+'">'); // 画像ランダム-->



//jumpURL = new Array();
//imgURL = new Array();
//jumpURL[0] = "http://www.triens.jp//";
//jumpURL[1] = "http://www.triens.jp//";
//jumpURL[2] = "http://www.triens.jp//";
//jumpURL[3] = "http://www.triens.jp//";
//jumpURL[4] = "http://www.triens.jp//";
//jumpURL[5] = "http://www.triens.jp//";
//jumpURL[6] = "http://www.triens.jp//";
//jumpURL[7] = "http://www.triens.jp//";
//jumpURL[8] = "http://www.triens.jp//";
//jumpURL[9] = "http://www.triens.jp//";
//imgURL[0] = "images/top_01.jpg";
//imgURL[1] = "images/top_02.jpg";
//imgURL[2] = "images/top_03.jpg";
//imgURL[3] = "images/top_04.jpg";
//imgURL[4] = "images/top_05.jpg";
//imgURL[5] = "images/top_06.jpg";
//imgURL[6] = "images/top_07.jpg";
//imgURL[7] = "images/top_08.jpg";
//imgURL[8] = "images/top_09.jpg";
//imgURL[9] = "images/top_10.jpg";
//n = Math.floor(Math.random()*jumpURL.length);
//document.write("<a href='"+jumpURL[n]+"'>");
//document.write("<img src='"+imgURL[n]+"' border='0'>");
//document.write("</a>"); // 画像ランダム+URL -->