/*
	--------------------------------
	更新日: 2011-03-03
	--------------------------------
*/



/* --------------------------------
	サイトルート
-------------------------------- */

var siteRoot = getSiteRoot('common/js/base.js');

function getSiteRoot(path) {
	var elms = document.getElementsByTagName('script');
	for (var i = elms.length - 1; i >= 0; i--) {
		var src = elms[i].src;
		if (new RegExp('(.*)?' + path + '([\?].*)?').test(src)) return RegExp.$1;
	};
	return false;
};



/* --------------------------------
	ヘッダ
-------------------------------- */

var header = {
	// 初期化
	init: function() {
		var self = this;
		$(function() {
			self.sitesearch.init();
		});
	},

	// サイト内検索
	sitesearch: {
		// 設定
		inputSelector: '#yjSsTxt',

		// 初期化
		init: function() {
			var elm = $(this.inputSelector);
			if (elm.get(0)) {
				elm.focus(function() {
					elm.css({
						background: '#fff'
					});
				}).blur(function() {
					if (elm.val() == '') {
						elm.css({
							background: '#fff url(https://s.yimg.jp/images/sitesearch/t1/img/bg_lg1.png) no-repeat center center'
						});
					};
				}).val('');
			};
		}
	},

	// 気になるワードから探す
	keyword: function(elm) {
		if (elm) {
			if (/hdr_keyword_h.gif$/.test(elm.src)) {
				var style = $(elm).parent('p:first').siblings('div:first').get(0).style;
				style.display = (style.display == 'block') ? 'none' : 'block';
			} else if (/toggle_close.gif$/.test(elm.src)) {
				elm.src = '/common/img/toggle_open.gif';
				$(elm).parent('p:first').siblings('div:first').get(0).style.display = 'none';	
			} else {
				elm.src = '/common/img/toggle_close.gif';
				$(elm).parent('p:first').siblings('div:first').get(0).style.display = 'block';	
			}
		}
	}
}

header.init();



/* --------------------------------
	グローバルメニュー
-------------------------------- */

$(function() {
	gnav.prototype.init();
});

function gnav(e, trigger) {
	var type = e.type || window.event.type;
	var elms = trigger.getElementsByTagName('ul');
	for (var i = 0, l = elms.length; i < l; i++) {
		var target = elms[i];
		if (target) {
			if (type == 'mouseout') gnav.prototype.hide(trigger, target);
			else gnav.prototype.show(trigger, target);
		}
	}
}

gnav.prototype = {
	// 初期化
	init: function() {
		$('#global_nav>ul:first>li:has(ul)').each(function() {
			$(this).bind('mouseout', function(e) {
				gnav(e, this);
			}).bind('mouseover', function(e) {
				gnav(e, this);
			});
		});
	},

	// 表示
	show: function(trigger, target) {
		$(trigger).addClass('open');
	},

	// 非表示
	hide: function(trigger, target) {
		$(trigger).removeClass('open');
	}
}



/* --------------------------------
	サイドバー
-------------------------------- */

$(function() {
	sidebar.current();
});

var sidebar = {
	toggle: function(elm) {
		if (elm) {
			if (/toggle_close.gif$/.test(elm.src)) {
				elm.src = '/common/img/toggle_open.gif';
				$(elm).parent('p:first').siblings('ul:first').get(0).style.display = 'none';	
			} else {
				elm.src = '/common/img/toggle_close.gif';
				$(elm).parent('p:first').siblings('ul:first').get(0).style.display = 'block';	
			}
		}
	},

	current: function() {
		if ($('body').attr('class').match(/(^|\s)(l_nav_[^\s]*)(\s|$)/)) {
			var nav = RegExp.$2;
			nav.match(/(l_nav_\d*)(.*)/);
			var rootId = RegExp.$1;
			var branch = RegExp.$2;
			root = $('#' + rootId);
			if (branch) branch = branch.replace(/^_/, '').split(/_/);
			if (!branch) {
				root.addClass('current');
				root.find('a:first').addClass('current');
			} else {
				root.find('ul:first').addClass('open');
				root.find('img:first').get(0).src = '/common/img/toggle_close.gif';
				$('#' + rootId + '_' + branch[0]).addClass('current');
				$('#' + rootId + '_' + branch[0] + ' a:first').addClass('current');
			}
		}
	}
}



/* --------------------------------
	UX
-------------------------------- */

var ux = {
	// 初期化
	init: function() {
		var self = this;
		if (this.isIE6) this.pngfix.load();
		$(function() {
			self.rollover('.rollover', '_ov');
			if (self.isIE6) self.pngfix.fix();
//			self.scroller.init();
		});
	},

	// ロールオーバー
	rollover: function(selector, over, on, onOver) {
		$(selector).each(function() {
			var src = this.src;
			var ext = /\.(gif|jpg|png)(\?.*)?/.exec(src)[0];
			var isOn = on && new RegExp(on + ext).test(src);
			if (isOn && !onOver) return;
			var search = (isOn && onOver) ? on + ext : ext;
			var replace = (isOn && onOver) ? onOver + ext : over + ext;
			var overSrc = src.replace(search, replace);
			new Image().src = overSrc;
			$(this).mouseout(function() {
				this.src = src;
			}).mouseover(function() {
				this.src = overSrc;
			});
		});
	},

	// PNG Fix
	pngfix: {
		// 読み込み
		load: function() {
			var d = document;
			var src = [
				'<script type="text/javascript" src="' + siteRoot + 'common/lib/DD_belatedPNG/DD_belatedPNG.js"></script>',
				'<script type="text/javascript" src="' + siteRoot + 'common/lib/ifixpng/jquery.ifixpng.js"></script>'
			].join('');
			d.open();
			d.write(src);
			d.close();
		},

		// 実行
		fix: function() {
			DD_belatedPNG.fix('.belatedpng');
			$.ifixpng(siteRoot + 'common/lib/ifixpng/pixel.gif');
			$('img[src$=.png]').ifixpng().filter('.rollover').mouseout(function() {
				$(this).ifixpng();
			}).mouseover(function() {
				$(this).ifixpng();
			});
		}
	},

	// スクローラー
	scroller: {
		// 設定
		pitch: 10,
		interval: 10,

		// 初期化
		init: function(conf) {
			var self = this;
			for (var key in conf) this[key] = conf[key];
			$('a[href^="#"]:not(.noscroll)').each(function() {
				if (!this.hash || this.hash == '#') return;
				$(this).click(function(e) {
					e.preventDefault();
					this.blur();
					self.scroll(this.hash);
				});
			});
		},

		// スクロール
		scroll: function(id) {
			if (this.timer) clearInterval(this.timer);
			var self = this;
			var pitch = this.pitch;
			var interval = this.interval;
			var top = $(id + ', a[name="' + id.replace(/^#/, '') + '"]').eq(0).offset().top;
			var win = window;
			var $win = $(win);
			var scrollLeft = $win.scrollLeft();
			var limit = $(document).height() - $win.height();
			if (limit < 0) limit = 0;
			if (top > limit) top = limit;
			if (top < 0) top = 0;
			var dir = (top > $win.scrollTop()) ? 1 : -1;
			var math = (dir > 0) ? Math.ceil : Math.floor;
			top = math(top);
			this.timer = setInterval(function() {
				var current = self.current;
				var scrollTop = $win.scrollTop();
				if (scrollTop == top || scrollTop == current || current && dir > 0 && scrollTop < current || current && dir < 0 && scrollTop > current) {
					clearInterval(self.timer);
					self.current = null;
					return;
				};
				self.current = scrollTop;
				scrollTop += math((top - scrollTop) / pitch);
				if (dir > 0 && scrollTop > top || dir < 0 && scrollTop < top) scrollTop = top;
				win.scrollTo(scrollLeft, scrollTop);
			}, interval);
		}
	},

	// IE6判定フラグ
	isIE6: /msie ([0-9]+)/.test(navigator.userAgent.toLowerCase()) && RegExp.$1 == 6
}

ux.init();



/* --------------------------------
	MM_Behavior
-------------------------------- */

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}