//■ブラウザの判別
var agent = navigator.userAgent;
var nv = 0;
if(agent.indexOf("Mozilla/2") == 0){var nv = 1}


//■新規画像の読み込み
if(nv != 1){
  document.onimage1 = new Image();
  document.onimage1.src="image/on_new.png";

  document.onimage2 = new Image();
  document.onimage2.src="image/on_soft.png";

  document.onimage3 = new Image();
  document.onimage3.src="image/on_link.png";

  document.onimage4 = new Image();
  document.onimage4.src="image/on_mail.png";

  document.onimage5 = new Image();
  document.onimage5.src="image/on_diary.png";
}

//■画像の入れ替え
function menuon(i){
  if(nv != 1){
    if(i == 1){document.menu1.src="image/on_new.png"}
    if(i == 2){document.menu2.src="image/on_soft.png"}
    if(i == 3){document.menu3.src="image/on_link.png"}
    if(i == 4){document.menu4.src="image/on_mail.png"}
    if(i == 5){document.menu5.src="image/on_diary.png"}
  }
}

function menuout(i){
  if(nv != 1){
    if(i == 1){document.menu1.src="image/off_new.png"}
    if(i == 2){document.menu2.src="image/off_soft.png"}
    if(i == 3){document.menu3.src="image/off_link.png"}
    if(i == 4){document.menu4.src="image/off_mail.png"}
    if(i == 5){document.menu5.src="image/off_diary.png"}
  }
}