function PbanFaq(){
	var _this = this;

	this.init = function(){
		//dialog準備
		$( "#answer" ).dialog({
			autoOpen:false,
			modal:true,
			width:520,
			height:400,
			buttons:{
				"解決した":function(){ _this.resolved(this); },
				"お問い合せページへ":function(){ _this.notResolved(this); }
			},
			hide:{effect:"fade"},
			close:function(event, ui){
				//window.location.hash='';
			}
		});

		//全選択と選択解除
		_this._initSlctAllCheckbox();

		//初期検索実行
		_this.doSearch(false);

		//URL指定コンテンツ表示
		_this._openHashContent();
	}

	this.fireSearchTrigger = function(eventSrc, scroll){
		try{
			var selectAllElem = $(eventSrc).parents('FIELDSET.category').find('input.selectAll');
			_this._initSlctAllCheckbox(selectAllElem);
		}catch(e){
			//握りつぶす
		}

		_this.doSearch(scroll);
	}

	this.doSearch = function(scroll){
		var chks = $( "input[name=cat2ids]" );
		var valArray = new Array();
		chks.each(
			function(){
				var domobj = $(this).get()[0];
				if( domobj.checked ) {
					valArray.push( domobj.value );
				}
			}
		);
		var searchKey = $( "#query" ).get()[0].value;

		$.ajax({
			type:"POST",
			url:"/pb/faqSearch.do;jsessionid=37E89C48AC6A300E930F26FC26441128?method=getQuestions&seeAll=true",
			data:{cat2ids:valArray, "query":searchKey},
			dataType:"json",
			success:function(msg) {
				_this.displayQs( msg, searchKey );
				_this.displayKeyword(msg, searchKey);
				if(scroll){
					_this.doScroll();
				}
			},
			error:function(req,status,err) {
				$( "#msg" ).html("[" + status + "] " + err);
				$( "#questions" ).html( "" );
				$( ".seeAll" ).html( "" );
			}
		});
	}

	this.displayQs = function(json, keywords){
		if( json.qarray.length == 0) {
			$( "#msg" ).html("［検索キーワード：" + keywords + "］を含む情報は見つかりませんでした。");
			$( "#questions" ).html( "" );
			$( ".seeAll" ).html( "" );
		} else {
			$( "#msg" ).html( "" );

			//set questions list
			var contents = '';
			for(var i in json.qarray){
if(!json.qarray[i].cat1){
	alert("エラーが発生しました。\n" + JSON.stringify(json.qarray[i]));
	continue;
}
				contents += '<li id="' + json.qarray[i].id + '" class="question">';
				contents += json.qarray[i].q;
				contents += '</li>';

				$( "#questions" ).html(contents);

				$( ".question" ).click(
					function(event){
						var targetId =  event.srcElement ? event.srcElement.id : event.target.id;
						return _this.dialogOpen(targetId);
					}
				);

			}
		}
	}

	this.displayKeyword = function(json, keywords){
		if( json.qarray.length == 0) {
			$('#keyword4results').text('');
		}else{
			if(keywords){
				$('#keyword4results').text('［検索キーワード：' + keywords + '］');
			}else{
				$('#keyword4results').text('');
			}
		}
	}

	this.doScroll = function(){
		var fixwid = window.innerWidth;//スクロールバー含む幅を取得
		//ウィンドウ幅で追従箇所の高さ取得
		var hheight = 0;
		if(fixwid > 767){
			var hheight = $('header').height() + $('.topicPath').height() - $('nav').height();
		}else{
			var isFixed = $('header').css('position') == 'fixed';
			if(isFixed){
				hheight = $('header').height();
			}else{
				hheight = 2*$('header').height();
			}
		}
		var position = $('#results').offset().top-hheight;
		$("html, body").animate({scrollTop:position}, 1000, "swing");
	}

	this.dialogOpen = function(faqid){
		//set hash
		window.location.hash='q' + faqid;

		$.ajax({
			type:"POST",
			url:"/pb/faqSearch.do;jsessionid=37E89C48AC6A300E930F26FC26441128?method=getQandA",
			data:{'faqid':faqid},
			dataType:"json",
			success:function( msg ) {
				var contents = "<dl><dt>" + msg.q + "</dt>" + "<dd>" + msg.a + "</dd></dl>";
				$( "#answer" ).html( contents );
				$( "#answer" ).get()[0].setAttribute('currentid', faqid);	//will refer <function resolved> to 'currentid'
			},
			error:function(req,status,err) {
				var contents = "[" + status + "]" + err;
				$( "#answer" ).html( contents );
				$( "#answer" ).currentId = null;
			}
		});

		//open dialog
		$( "#answer" ).dialog( "open" );
		return false;
	}

	this._openHashContent = function(){
		var _hash = window.location.hash;
		if(_hash != ''){
			if(_hash.indexOf('#') == 0){
				_hash = _hash.substr(1);
			}
			if(_hash.indexOf('q') == 0){
				_hash = _hash.substr(1);
			}
			if(_hash != '')
				_this.dialogOpen(_hash);
		}
	}

	this.resolved = function(dlog){
		$.ajax({
			type:"POST",
			url:"/pb/faqSearch.do;jsessionid=37E89C48AC6A300E930F26FC26441128?method=resolved",
			data:{faqid:$( "#answer" ).get()[0].getAttribute('currentid')},
			dataType:"json",
			success:function(msg){},
			error:function(req,status,err){}
		});
		$(dlog).dialog("close");
	}
	this.notResolved = function(dlog){
		$.ajax({
			type:"POST",
			url:"/pb/faqSearch.do;jsessionid=37E89C48AC6A300E930F26FC26441128?method=notresolved",
			data:{faqid:$( "#answer" ).get()[0].getAttribute('currentid')},
			dataType:"json",
			success:function(msg){},
			error:function(req,status,err){}
		});
		location="/form/contact_form.html";
	}


	/*
	 * 全選択／選択解除チェックボックスの初期化
	 */
	this._initSlctAllCheckbox = function(triggerCheckbox){
		//引数省略時は全selectAllエレメントを対象とする
		if(triggerCheckbox == null){
			triggerCheckbox = $('.selectAll');
		}

		//一旦onChagne解除
		triggerCheckbox.off('change');

		/*
		 * 対象checkboxの状態に応じた、初期値の設定
		 * 　一つでもチェックが外れていたら、トリガーのcheckboxはOFF
		 * 　全部チェックされていたら、トリガーのcheckboxはON
		 */
		triggerCheckbox.each(function(elem){
			var trigger = $(this);
			var targets = $(this).parents('FIELDSET.category').find('input[name=cat2ids]');
			var currentStatus = _this._currentStatus(targets);
			if(currentStatus == 1){
				this.checked = true;
			}else{
				this.checked = false;
			}
		});

		//ハンドラーの（再）設置
		_this._setHandleForSlctCtrl(triggerCheckbox);
	}
	/*
	 * 全選択／選択解除ボタンのハンドラ―設置
	 */
	this._setHandleForSlctCtrl = function(triggerCheckbox){
		triggerCheckbox.on('change', function(){
			var trigger = $(this);
			var targets = $(this).parents('FIELDSET.category').find('input[name=cat2ids]');
			var currentStatus = _this._currentStatus(targets);
			if(currentStatus == 0){
				_this._checkAll(targets, true);
			}else{
				_this._checkAll(targets, false);
			}
			_this.doSearch(false);
		});
	}
	this._currentStatus = function(checkboxes){
		var status = 1;		//「全部チェックされている」を初期値として検査開始する
		for(var i=0; i < checkboxes.length; i++){
			if(!checkboxes.get(i).checked){
				status = 0;
				break;
			}
		}
		return status;
	}
	this._checkAll = function(targets, checked){
		targets.each(function(){this.checked = checked;});
	}
}