function show_home()
{
	$("top_cap1").hide();
	$("top_cap2").hide();
	$("top_cap3").hide();
	$("top_cap4").hide();
	$("content_gyomu").hide();
	$("content_saiyo").hide();
	$("content_toiawase").hide();
	$("top_navi").hide();
	$("footer").hide();
	$("top_caption").show();
	Element.removeClassName("navi_gyomu", "navi_item_selected");
	Element.removeClassName("navi_saiyo", "navi_item_selected");
	Element.removeClassName("navi_toiawase", "navi_item_selected");
	Element.addClassName("navi_home", "navi_item_selected");
	new Effect.Appear("top_cap1", { from:0.1, to:1.0, duration:2, delay:0 });
	new Effect.Appear("top_cap2", { from:0.1, to:1.0, duration:2, delay:1 });
	new Effect.Appear("top_cap3", { from:0.1, to:1.0, duration:2, delay:2 });
	new Effect.Appear("top_cap4", { from:0.1, to:1.0, duration:2, delay:3 });
	new Effect.SlideDown("top_navi", { duration:0.5, delay:4 });
	new Effect.Appear("footer", { delay:5 });
}

function show_gyomu()
{
	new Effect.Shrink("top_caption");
	$("content_saiyo").hide();
	$("content_toiawase").hide();
	Element.removeClassName("navi_home", "navi_item_selected");
	Element.removeClassName("navi_saiyo", "navi_item_selected");
	Element.removeClassName("navi_toiawase", "navi_item_selected");
	Element.addClassName("navi_gyomu", "navi_item_selected");
	new Effect.SlideDown("content_gyomu", { delay:1 });
}

function show_saiyo()
{
	new Effect.Shrink("top_caption");
	$("content_gyomu").hide();
	$("content_toiawase").hide();
	Element.removeClassName("navi_home", "navi_item_selected");
	Element.removeClassName("navi_gyomu", "navi_item_selected");
	Element.removeClassName("navi_toiawase", "navi_item_selected");
	Element.addClassName("navi_saiyo", "navi_item_selected");
	new Effect.SlideDown("content_saiyo", { delay:1 });
}

function show_toiawase()
{
	new Effect.Shrink("top_caption");
	$("content_gyomu").hide();
	$("content_saiyo").hide();
	Element.removeClassName("navi_home", "navi_item_selected");
	Element.removeClassName("navi_saiyo", "navi_item_selected");
	Element.removeClassName("navi_gyomu", "navi_item_selected");
	Element.addClassName("navi_toiawase", "navi_item_selected");
	new Effect.SlideDown("content_toiawase", { delay:1,
		afterFinishInternal: function(effect) { 
			if($('gmap'))
				gmap_load();
		}
	});
}

function gmap_load() {
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("gmap"));
		var point = new GLatLng(35.4785038374391, 139.54821109771729);
		var point2 = new GLatLng(35.47674771165353, 139.54821109771729);
		map.setCenter(point2, 16);
		map.addControl(new GSmallMapControl());
		map.addControl(new GScaleControl());
//		map.addControl(new GLargeMapControl());
//		map.addControl(new GMapTypeControl());
		var marker = new GMarker(point, {title:'キャラウエイ株式会社 横浜本社'});
		map.addOverlay(marker);
	}
}