function link(){
  selectlink = document.topform.menu.selectedIndex;
  location.href = document.topform.menu.options[selectlink].value;
}

jmp = new Array();
img = new Array();

jmp[0] = "http://www.tabicapital.jp/travel3/domestic/tour/?media=i-colle.jp";
jmp[1] = "http://www.tabicapital.jp/travel3/domestic/tour/?media=i-colle.jp";


img[0] = "/images/html/000/top/ban_tabi.jpg";
img[1] = "/images/html/000/top/ban_tabi.jpg";


function randbanner() {
n = Math.floor(Math.random()*jmp.length);
document.write("<a href='"+jmp[n]+"' target='_blank'>");
document.write("<img src='"+img[n]+"' border='0' width='200' height='200' alt='' />");
document.write("</a>");
}