<!-- ナビバー画像切り替え　pulldown_menu.js -->

function changeImage1(){ document.myimg1.src="http://forestbag.com/images/navi-brand-on.png"; }
function changeImage2(){ document.myimg1.src="http://forestbag.com/images/navi-brand-off.png"; }
function changeImage3(){ document.myimg2.src="http://forestbag.com/images/navi-info-on.png"; }
function changeImage4(){ document.myimg2.src="http://forestbag.com/images/navi-info-off.png"; }
function changeImage5(){ document.myimg3.src="http://forestbag.com/images/navi-online-on.png"; }
function changeImage6(){ document.myimg3.src="http://forestbag.com/images/navi-online-off.png"; }
function changeImage7(){ document.myimg4.src="http://forestbag.com/images/navi-store-on.png"; }
function changeImage8(){ document.myimg4.src="http://forestbag.com/images/navi-store-off.png"; }
function changeImage9(){ document.myimg5.src="http://forestbag.com/images/navi-firm-on.png"; }
function changeImage10(){ document.myimg5.src="http://forestbag.com/images/navi-firm-off.png"; }


<!-- フォント切り替え jquery.js + jquery.cookie.js -->
jQuery(function($){
    var history = $.cookie('fontSize');
    var elm = $('#main-container');
    (!history)? elm.addClass('fontM'):elm.addClass(history);
    $('li','#font-size').click(function(){
        var setFontSize = this.id;
    	$.cookie('fontSize', setFontSize);
        elm.removeClass().addClass(setFontSize);
    });
});

<!-- SNSボタン表示　 jquery.jqDock.js -->
jQuery(document).ready(function($){
  var dockOptions =
    { align: 'right' 
	, size : 48
    };
  $('#sns-navi').jqDock(dockOptions);
});