//■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="img/button-b.jpg";
  }
  if(nv != 2){
      document.onimage2 = new Image();
      document.onimage2.src="img/menu/menub2.gif";
  }
  if(nv != 3){
      document.onimage3 = new Image();
      document.onimage3.src="img/button-g.jpg";
  }

 //■画像の入れ替え
  function menuon(i){
    if(nv != 1){
        if(i == 1){document.menu1.src="img/button-b.jpg"}
        if(i == 2){document.menu2.src="img/menu/menub2.gif"}
        if(i == 3){document.menu3.src="img/button-g.jpg"}
        }
  }
  
  function menuout(i){
    if(nv != 1){
        if(i == 1){document.menu1.src="img/button-p.jpg"}
        if(i == 2){document.menu2.src="img/menu/menua2.gif"}
        if(i == 3){document.menu3.src="img/button-w.jpg"}
        }
  }



function openWin1(fi,na,w,h) {
  window.open(fi,na,"width="+w+",height="+h+",left=50,top=10,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,favorites=no,resizable=yes");}

function new_win1(){
window.open("window1.html","","width=600,height=500");
}
function new_win2(){
window.open("window2.html","","width=600,height=500");
}

function CloseWin(){
    window.close();
}

function wopen(v){
w = open(v,"detail","width=450,height=280");
w.focus();
}