/*=========================================================
* FileName : common.js
=========================================================*/

(function($) {

	$(function() {

		//$.common.selflink();
		$.common.rollover();
		$.common.externalLink();
		$.common.thickbox();
		$.common.scroll();
		//$.common.tab();
		//$.common.stripe();
		//$.common.css3class();
	});

	//---------------------------------------------------------------------

	$.common = {
		// URIを解析したオブジェクトを返すfunction
		Uri: function(path){
			var self = this;
			this.originalPath = path;
			//絶対パスを取得
			this.absolutePath = (function(){
				var e = document.createElement('span');
				e.innerHTML = '<a href="' + path + '" />';
				return e.firstChild.href;
			})();
			//絶対パスを分解
			var fields = {'schema' : 2, 'username' : 5, 'password' : 6, 'host' : 7, 'path' : 9, 'query' : 10, 'fragment' : 11};
			var r = /^((\w+):)?(\/\/)?((\w+):?(\w+)?@)?([^\/\?:]+):?(\d+)?(\/?[^\?#]+)?\??([^#]+)?#?(\w*)/.exec(this.absolutePath);
			for (var field in fields) {
				this[field] = r[fields[field]];
			}
			this.querys = {};
			if(this.query){
				$.each(self.query.split('&'), function(){
					var a = this.split('=');
					if (a.length == 2) self.querys[a[0]] = a[1];
				});
			}
		},
		


		//現在のページと親ディレクトリへのリンク
		selflink: function (options) {
			var c = $.extend({
				selfLinkAreaSelector:'body',
				selfLinkClass:'current',
				parentsLinkClass:'parentsLink',
				postfix: '_cr',
				changeImgSelf:true,
				changeImgParents:true
			}, options);
			$(c.selfLinkAreaSelector+((c.selfLinkAreaSelector)?' ':'')+'a[href]').each(function(){
				var href = new $.common.Uri(this.getAttribute('href'));
				var setImgFlg = false;
				if ((href.absolutePath == location.href) && !href.fragment) {
					//同じ文書にリンク
					$(this).addClass(c.selfLinkClass);
					setImgFlg = c.changeImgSelf;
				} else if (0 <= location.href.search(href.absolutePath)) {
					//親ディレクトリリンク
					$(this).addClass(c.parentsLinkClass);
					setImgFlg = c.changeImgParents;
				}
				if (setImgFlg){
					//img要素が含まれていたら現在用画像（_cr）に設定
					$(this).find('img').each(function(){
						this.originalSrc = $(this).attr('src');
						this.currentSrc = this.originalSrc.replace(new RegExp('('+c.postfix+')?(\.gif|\.jpg|\.png)$'), c.postfix+"$2");
						$(this).attr('src',this.currentSrc);
					});
				}
			});
		},
		
		
		//ロールオーバー
		rollover: function(options) {
			var c = $.extend({
				hoverSelector: '.btn, .allbtn img',
				groupSelector: '.btngroup',
				postfix: '_on'
			}, options);
			//ロールオーバーするノードの初期化
			var rolloverImgs = $(c.hoverSelector).filter(isNotCurrent);
			rolloverImgs.each(function(){
				this.originalSrc = $(this).attr('src');
				this.rolloverSrc = this.originalSrc.replace(new RegExp('('+c.postfix+')?(\.gif|\.jpg|\.png)$'), c.postfix+"$2");
				this.rolloverImg = new Image;
				this.rolloverImg.src = this.rolloverSrc;
			});
			//グループ内のimg要素を指定するセレクタ生成
			var groupingImgs = $(c.groupSelector).find('img').filter(isRolloverImg);

			//通常ロールオーバー
			rolloverImgs.not(groupingImgs).hover(function(){
				$(this).attr('src',this.rolloverSrc);
			},function(){
				$(this).attr('src',this.originalSrc);
			});
			//グループ化されたロールオーバー
			$(c.groupSelector).hover(function(){
				$(this).find('img').filter(isRolloverImg).each(function(){
					$(this).attr('src',this.rolloverSrc);
				});
			},function(){
				$(this).find('img').filter(isRolloverImg).each(function(){
					$(this).attr('src',this.originalSrc);
				});
			});
			//フィルタ用function
			function isNotCurrent(i){
				return Boolean(!this.currentSrc);
			}
			function isRolloverImg(i){
				return Boolean(this.rolloverSrc);
			}

		},
		//外部リンクは別ウインドウを設定
		externalLink: function(options) {
			var c = $.extend({
				windowOpen:true,
				externalClass: 'externalLink',
				addIconSrc: ''
			}, options);
			var uri = new $.common.Uri(location.href);
			var e = $('a[href^="http://"]').not('a[href^="' + uri.schema + '://' + uri.host + '/' + '"]');
			if (c.windowOpen) {
				e.click(function(){
					window.open(this.href, '_blank');
					return false;
				});
			}
			if (c.addIconSrc) e.not(':has(img)').after($('<img src="'+c.addIconSrc+'" class="externalIcon" />'));
			e.addClass(c.externalClass);
		},
		//画像へ直リンクするとthickboxで表示(thickbox.js利用)
		thickbox: function() {
			try {
				tb_init('a[href$=".jpg"]:not(.thickbox, a[href*="?"]), a[href$=".gif"][href!="?"]:not(.thickbox, a[href*="?"]), a[href$=".png"][href!="?"]:not(.thickbox, a[href*="?"])');
			} catch(e) {
			}	
		},
		//ページ内リンクはするするスクロール
		scroll: function(options) {
			//ドキュメントのスクロールを制御するオブジェクト
			var scroller = (function() {
				var c = $.extend({
					easing:150,
					step:30,
					fps:60,
					fragment:''
				}, options);
				c.ms = Math.floor(1000/c.fps);
				var timerId;
				var param = {
					stepCount:0,
					startY:0,
					endY:0,
					lastY:0
				};
				//スクロール中に実行されるfunction
				function move() {
					if (param.stepCount == c.step) {
						//スクロール終了時
						setFragment(param.hrefdata.absolutePath);
						window.scrollTo(getCurrentX(), param.endY);
					} else if (param.lastY == getCurrentY()) {
						//通常スクロール時
						param.stepCount++;
						window.scrollTo(getCurrentX(), getEasingY());
						param.lastY = getEasingY();
						timerId = setTimeout(move, c.ms); 
					} else {
						//キャンセル発生
						if (getCurrentY()+getViewportHeight() == getDocumentHeight()) {
							//画面下のためスクロール終了
							setFragment(param.hrefdata.absolutePath);
						}
					}
				}
				function setFragment(path){
					location.href = path
				}
				function getCurrentY() {
					return document.body.scrollTop  || document.documentElement.scrollTop;
				}
				function getCurrentX() {
					return document.body.scrollLeft  || document.documentElement.scrollLeft;
				}
				function getDocumentHeight(){
					return document.documentElement.scrollHeight || document.body.scrollHeight;
				}
				function getViewportHeight(){
					return (!$.browser.safari && !$.browser.opera) ? document.documentElement.clientHeight || document.body.clientHeight || document.body.scrollHeight : window.innerHeight;
				}
				function getEasingY() {
					return Math.floor(getEasing(param.startY, param.endY, param.stepCount, c.step, c.easing));
				}
				function getEasing(start, end, stepCount, step, easing) {
					var s = stepCount / step;
					return (end - start) * (s + easing / (100 * Math.PI) * Math.sin(Math.PI * s)) + start;
				}
				return {
					set: function(options) {
						this.stop();
						if (options.startY == undefined) options.startY = getCurrentY();
						param = $.extend(param, options);
						param.lastY = param.startY;
						timerId = setTimeout(move, c.ms); 
					},
					stop: function(){
						clearTimeout(timerId);
						param.stepCount = 0;
					}
				};
			})();
			$('a[href^=#], area[href^=#]').not('a[href=#], area[href=#]').each(function(){
				this.hrefdata = new $.common.Uri(this.getAttribute('href'));
			}).click(function(){
				var target = $('#'+this.hrefdata.fragment);
				if (target.length == 0) target = $('a[name='+this.hrefdata.fragment+']');
				if (target.length) {
					scroller.set({
						endY: target.offset().top,
						hrefdata: this.hrefdata
					});
					return false;
				}
			});
		},
		//タブ機能
		tab: function(options) {
			var c = $.extend({
				tabNavSelector:'.tabNav',
				activeTabClass:'active'
			}, options);
			$(c.tabNavSelector).each(function(){
				var tabNavList = $(this).find('a[href^=#], area[href^=#]');
				var tabBodyList;
				tabNavList.each(function(){
					this.hrefdata = new $.common.Uri(this.getAttribute('href'));
					var selecter = '#'+this.hrefdata.fragment;
					if (tabBodyList) {
						tabBodyList = tabBodyList.add(selecter);
					} else {
						tabBodyList = $(selecter);
					}
					$(this).unbind('click');
					$(this).click(function(){
						tabNavList.removeClass(c.activeTabClass);
						$(this).addClass(c.activeTabClass);
						tabBodyList.hide();
						$(selecter).show();
						return false;
					});
				});
				tabBodyList.hide()
				tabNavList.filter(':first').trigger('click');
			});
		},

		googleSearch: function (node_id, search_domain, button_path) {
			node_id       || (node_id = 'google-search');
			search_domain || (search_domain = location.hostname);
			button_path   || (button_path = '/img/btn_search.gif');

			var node   = document.createElement('div');
			var domain = domain ? domain : location.hostname;
			node.id = node_id;
			node.innerHTML = [
				'<form method="get" action="http://www.google.co.jp/search" target="_blank">',
				'<input type="hidden" id="ie" name="ie" value="utf-8" />',
				'<input type="hidden" id="oe" name="oe" value="utf-8" />',
				'<input type="hidden" id="domains" name="domains" value="' + search_domain +'" />',
				'<input type="hidden" id="sitesearch" name="sitesearch" value="' + search_domain + '" />',
				'<span class="query"><input type="text" id="q" name="q" value="" class="google-search-input-default" /></span>',
				'<span class="submit"><input type="image" name="btnG" src="' + button_path + '" alt="Search" /></span>',
				'</form>'
			].join('');
		
		
			var head = $('#header');
			if ( head.size() ) {
				$(node).appendTo(head);
			} else {
				document.body.appendChild(node);
			}
		
			var q = $('#q');
			if ( q.size() ) {
				q.bind('focus', function () {
					var self   = this;
					var parent = self.parentNode.parentNode;
					self.className = parent.id + "-input-focus";
				});

				q.bind('blur', function () {
					var self   = this;
					var parent = self.parentNode.parentNode;
					self.className = parent.id + "-input-blur";
				});
			}

		},


/*--//奇数、偶数を自動追加 使用停止 Start--*/
		stripe: function(options) {
			var c = $.extend({
				oddClass:'odd',
				evenClass:'even'
			}, options);
			$('ul, ol').each(function(){
				//JSでは0から数えるのでevenとaddを逆に指定
				$(this).children('li:odd').addClass(c.evenClass);
				$(this).children('li:even').addClass(c.oddClass);
			});
			$('table, tbody').each(function(){
				$(this).children('tr:odd').addClass(c.evenClass);
				$(this).children('tr:even').addClass(c.oddClass);
			});
		}
/*--//奇数、偶数を自動追加 使用停止 End--*/

	};
})(jQuery);

/* Common.js-Common Function End- */





/*=======================================================
//Hover Fade Effect
=======================================================*/
$(document).ready(function(){
	$("img.hoverFade").fadeTo(0,3,0);
	$("img.hoverFade").hover(function(){
		$(this).fadeTo(180,0.6);
	},
	function(){
		$(this).fadeTo(150,1.0)
	});
	
});

/*=======================================================
//Hover Fade Effect
=======================================================*/
$(document).ready(function(){
	 $.common.googleSearch(null, 'www.h1-co.jp', '/img/common/btn_search.jpg');
});

/*=======================================================
//Font size Change
=======================================================*/
$(document).ready(function(){
	var font_L = '16px'; //大きいサイズ
	var font_M = '13px'; //大きいサイズ
	var font_S = '11px'; //大きいサイズ
	$("body").addClass($.cookie('fontsize'));

	$("a.size_L").click(function(){
	$("body").removeAttr("class");
	$("body").addClass("font_L");
	$.cookie('fontsize', 'font_L', { path: '/', expires: 15});
	return false;
	});

	$("a.size_M").click(function(){
	$("body").removeAttr("class");
	$("body").addClass("font_M");
	$.cookie('fontsize', 'font_M', { path: '/', expires: 15});
	return false;
	});

	$("a.size_S").click(function(){
	$("body").removeAttr("class");
	$("body").addClass("font_S");
	$.cookie('fontsize', 'font_S', { path: '/', expires: 15});
	return false;
	});
});