$(function(){
    //初期設定
    $("#carouselInner").css("width",187*$("#carouselInner .column").size()+"px");
    $("#carouselInner .column:last").prependTo("#carouselInner");
    $("#carouselInner").css("margin-left","-187px");
    var interval = 4000;
    
    $('#carouselPrev').hover(
    	function(){
    		$("#carouselPrev img").attr("src", "img/home_bnr/left_over_btn.gif");
    	},
    	function(){
    		$("#carouselPrev img").attr("src", "img/home_bnr/left_btn.gif");
    	}
    );
    
    $('#carouselNext').hover(
    	function(){
    		$("#carouselNext img").attr("src", "img/home_bnr/right_over_btn.gif");
    	},
    	function(){
    		$("#carouselNext img").attr("src", "img/home_bnr/right_btn.gif");
    	}
    );
    
    //戻るボタン
    $("#carouselPrev").click(function(){
        $("#carouselNext,#carouselPrev").hide();
        $("#carouselInner").animate({
            marginLeft : parseInt($("#carouselInner").css("margin-left"))-187+"px"
        },"slow","swing" , 
        function(){
            $("#carouselInner").css("margin-left","-187px")
            $("#carouselInner .column:first").appendTo("#carouselInner");
            $("#carouselNext,#carouselPrev").show();
        })
    })
    //進むボタン
    $("#carouselNext").click(function(){
        $("#carouselNext,#carouselPrev").hide();
        $("#carouselInner").animate({
            marginLeft : parseInt($("#carouselInner").css("margin-left"))+187+"px"
        },"slow","swing" , 
        function(){
            $("#carouselInner").css("margin-left","-187px")
            $("#carouselInner .column:last").prependTo("#carouselInner");
            $("#carouselNext,#carouselPrev").show();
        })
    })
    
})