function smartRollover() {
  if(document.getElementsByTagName) {
    var images = document.getElementsByTagName("img");
    for(var i=0; i < images.length; i++) {

      if(images[i].getAttribute("src").match("_off.")){
        fileName = new Array(images[i].getAttribute("src").replace("_off.", "_on."));
        preImages = new Array();
        preImages = new Image();
        preImages.src = fileName; // 画像をプリロード
      }

      if(images[i].getAttribute("src").match("_off."))
      {
        images[i].onmouseover = function() {
          this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
        }
        images[i].onmouseout = function() {
          this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
        }
      }
    }
  }
}
if(window.addEventListener) {
  window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
  window.attachEvent("onload", smartRollover);
}


function mailSub() {
if (navigator.userAgent.indexOf("Macintosh") != -1) {
   document.write("<a href=\"mailto:?subject= %e5%a4%a7%e9%98%aa%e5%ba%9c%e8%b5%a4%e5%8d%81%e5%ad%97%e8%a1%80%e6%b6%b2%e3%82%bb%e3%83%b3%e3%82%bf%e3%83%bc &body=http://wanonaka.jp/mobile/\">http://wanonaka.jp/mobile/</a>");
	}else{
   document.write("<a href=\"mailto:?subject= %91%e5%8d%e3%95%7b%90%d4%8f%5c%8e%9a%8c%8c%89t%83Z%83%93%83%5e%81%5b &body=http://wanonaka.jp/mobile/\">http://wanonaka.jp/mobile/</a>");
}
}


function mailSub02() {
if (navigator.userAgent.indexOf("Macintosh") != -1) {
   document.write("<a href=\"mailto:?subject= %e5%a4%a7%e9%98%aa%e5%ba%9c%e8%b5%a4%e5%8d%81%e5%ad%97%e8%a1%80%e6%b6%b2%e3%82%bb%e3%83%b3%e3%82%bf%e3%83%bc &body=http://wanonaka.jp/mobile/\"");
	}else{
   document.write("<a href=\"mailto:?subject= %91%e5%8d%e3%95%7b%90%d4%8f%5c%8e%9a%8c%8c%89t%83Z%83%93%83%5e%81%5b &body=http://wanonaka.jp/mobile/\"");
}
}