$(document).ready(function () {

/*
	$("#header #main_img img").delay(4000).fadeOut("slow",
		function () {
			$("#header #main_img img").delay(500).attr("src","./images/top/top_main_img.jpg").fadeIn("fast");
		}
	);
*/

	
	
	$("#header #g_navi_area li.g_navi_06").hover(

		function () {

			$("#header #g_navi_area #sub_navi").slideDown("fast");

		},
		
		function () {

			$("#header #g_navi_area #sub_navi").slideUp("fast");

		}		
	
	);
	
	
	$(".roll").hover(
		function () {	 
			$(this).css({opacity: "0.8"});
		},
		function () {	 
			$(this).css({opacity: "1"});
		}
	);

});