/* 画像の先行読み込み */
if(document.images) {
 var imgs = new Array();
 imgs[0] = new Image();  imgs[0].src = "/images/contact.gif";
 imgs[1] = new Image();  imgs[1].src = "/images/contact_f2.gif";
}

function chgimg(id, imgname) {
 if(document.images) {
  if(imgs[imgname]) {
    document.images[id].src = imgs[imgname].src;
  }
  else {
    document.images[id].src = imgname;
  }
 }
}


//子ウィンドウ
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}