// page top //
$(function(){
     $("#toTop a").click(function(){
     $('html,body').animate({ scrollTop: $($(this).attr("href")).offset().top }, 'slow','swing');
     return false;
     })
});


//  Menu 
var timer23 = false;
function closeAll23() {
 $('div#navi div>a').next().next("ul:visible").animate({height:"toggle",width:"toggle",opacity:"toggle"},"normal");
}
$(function(){
 $('div#navi div>a').hover(
  function(){
   $('div#navi ul').stop(true,true);
   $(this).next().next().animate({height:"show",width:"show",opacity:"show"},"normal").parent().siblings().children("ul:visible").hide();
   clearTimeout(timer23);
  },
  function(){
   timer23 = setTimeout("closeAll23()",750);
  }
 ).next().next().css({visibility:"visible"}).hide(); //ページ読み込み時の初期動作

 $('div#navi ul').hover(
  function(){clearTimeout(timer23);},
  function(){timer23 = setTimeout("closeAll23()",750);}
 );
});