// サブウインドウ
function openSubWin(url, wid, hei, scrollbar){
    wid = wid || '700';
    scrollbar =  scrollbar || 'no';
  var windowName = "subwin" + Math.floor(Math.random() * 100);
    var windowStyle = "toolbar=0, location=0, directories=0, status=0, menubar=0 ,scrollbars=" + scrollbar + ", resizable=0, width=" + wid + ", height=" + hei;
    var myWin = window.open (url, windowName, windowStyle);
    myWin.focus();
    return false;
}