þÿ/*==============================================

	scrollsmoothly

	Copyright (c) 2008 KAZUMiX

	http://d.hatena.ne.jp/KAZUMiX/

	Licensed under the MIT License:

	http://www.opensource.org/licenses/mit-license.php

==============================================*/

(function(){

	var easing = 0.25;

	var interval = 20;

	var d = document;

	var targetX = 0;

	var targetY = 0;

	var targetHash = '';

	var scrolling = false;

	var splitHref = location.href.split('#');

	var currentHref_WOHash = splitHref[0];

	var incomingHash = splitHref[1];

	var prevX = null;

	var prevY = null;

	addEvent(window, 'load', init);

	function init(){

		setOnClickHandler();

		if(incomingHash){

			if(window.attachEvent && !window.opera){

				setTimeout(function(){scrollTo(0,0);setScroll('#'+incomingHash);},50);

			}else{

				scrollTo(0, 0);

				setScroll('#'+incomingHash);

			}

		}

	}

	function addEvent(eventTarget, eventName, func){

		if(eventTarget.addEventListener){

			eventTarget.addEventListener(eventName, func, false);

		}else if(window.attachEvent){

			eventTarget.attachEvent('on'+eventName, function(){func.apply(eventTarget);});

		}

	}

	function setOnClickHandler(){

		var links = d.links;

		for(var i=0; i<links.length; i++){

			var link = links[i];

			var splitLinkHref = link.href.split('#');

			if(currentHref_WOHash == splitLinkHref[0] && d.getElementById(splitLinkHref[1])){

				addEvent(link, 'click', startScroll);

			}

		}

	}

	function startScroll(event){

		if(event){

			event.preventDefault();

		}else if(window.event){

			window.event.returnValue = false;

		}

		setScroll(this.hash);

	}

	function setScroll(hash){

		var targetEle = d.getElementById(hash.substr(1));

		if(!targetEle)return;

		var ele = targetEle

		var x = 0;

		var y = 0;

		while(ele){

			x += ele.offsetLeft;

			y += ele.offsetTop;

			ele = ele.offsetParent;

		}

		targetX = x;

		targetY = y;

		targetHash = hash;

		if(!scrolling){

			scrolling = true;

			scroll();

		}

	}

	function scroll(){

		var currentX = d.documentElement.scrollLeft||d.body.scrollLeft;

		var currentY = d.documentElement.scrollTop||d.body.scrollTop;

		var vx = (targetX - currentX) * easing;

		var vy = (targetY - currentY) * easing;

		var nextX = currentX + vx;

		var nextY = currentY + vy;

		if((Math.abs(vx) < 1 && Math.abs(vy) < 1) || (prevX === currentX && prevY === currentY)){

			scrollTo(targetX, targetY);

			scrolling = false;

			location.hash = targetHash;

			prevX = prevY = null;

			return;

		}else{

			scrollTo(parseInt(nextX), parseInt(nextY));

			prevX = currentX;

			prevY = currentY;

			var scope = this;

			setTimeout(function(){scroll.apply(scope)},interval);

		}

	}

}());



/*==============================================

	New window Module

==============================================*/

$( function() {

	$('a.blank').click(function(){

		window.open( this.href, '_blank' );

		return false;

	});

});



/*==============================================

	Swap image Module

==============================================*/

$(function() {

	var image_cache = new Object();

	$("img.swap").not("[@src*='_ovr.']").each(function(i) {

		var imgsrc = this.src;

		var dot = this.src.lastIndexOf('.');

		var imgsrc_ovr = this.src.substr(0, dot) + '_ovr' + this.src.substr(dot, 4);

		image_cache[this.src] = new Image();

		image_cache[this.src].src = imgsrc_ovr;

		$(this).hover(function() {

			this.src = imgsrc_ovr;

		}, function() {

			this.src = imgsrc;

		});

	});

});



/*==============================================

	Selector Behavior

==============================================*/

$(function() {

	$('div#topicPath ul li:last').css('background', 'none');

	$('div#contents div#studyMethod.eta ul li img:last').css('margin', '0');

	$('div#contents dl.faq:last').css('margin', '0');

	$('div#contents dl.faq:last').css('padding', '0');

	$('div#contents dl.faq:last').css('border-bottom', 'none');

});



/**

 * jQuery (PNG Fix) v1.2

 * Microsoft Internet Explorer 24bit PNG Fix

 *

 * The MIT License

 * 

 * Copyright (c) 2007 Paul Campbell (pauljamescampbell.co.uk)

 * 

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 * 

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 * 

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 *

 * @param		Object

 * @return		Array

 */

(function($) {

	

	$.fn.pngfix = function(options) {

		

		// Review the Microsoft IE developer library for AlphaImageLoader reference 

		// http://msdn2.microsoft.com/en-us/library/ms532969(VS.85).aspx

		

		// ECMA scope fix

		var elements 	= this;

		var settings 	= $.extend({

			imageFixSrc: 	false,

			sizingMethod: 	false 

		}, options);

		

		if(!$.browser.msie || ($.browser.msie &&  $.browser.version >= 7)) {

			return(elements);

		}



		function setFilter(el, path, mode) {

			var fs = el.attr("filters");

			var alpha = "DXImageTransform.Microsoft.AlphaImageLoader";

			if (fs[alpha]) {

				fs[alpha].enabled = true;

				fs[alpha].src = path; 

				fs[alpha].sizingMethod = mode;

			} else {

				el.css("filter", 'progid:' + alpha + '(enabled="true", sizingMethod="' + mode + '", src="' + path + '")');			

			}

		}

		

		function setDOMElementWidth(el) {

			if(el.css("width") == "auto" & el.css("height") == "auto") {

				el.css("width", el.attr("offsetWidth") + "px");

			}

		}



		return(

			elements.each(function() {

				

				// Scope

				var el = $(this);

				

				if(el.attr("tagName").toUpperCase() == "IMG" && (/\.png/i).test(el.attr("src"))) {

					if(!settings.imageFixSrc) {

						

						// Wrap the <img> in a <span> then apply style/filters, 

						// removing the <img> tag from the final render 

						el.wrap("<span></span>");

						var par = el.parent();

						par.css({

							height: 	el.height(),

							width: 		el.width(),

							display: 	"inline-block"

						});

						setFilter(par, el.attr("src"), "scale");

						el.remove();

					} else if((/\.gif/i).test(settings.imageFixSrc)) {

						

						// Replace the current image with a transparent GIF

						// and apply the filter to the background of the 

						// <img> tag (not the preferred route)

						setDOMElementWidth(el);

						setFilter(el, el.attr("src"), "image");

						el.attr("src", settings.imageFixSrc);

					}

					

				} else {

					var bg = new String(el.css("backgroundImage"));

					var matches = bg.match(/^url\("(.*)"\)$/);

					if(matches && matches.length) {

						

						// Elements with a PNG as a backgroundImage have the

						// filter applied with a sizing method relevant to the 

						// background repeat type

						setDOMElementWidth(el);

						el.css("backgroundImage", "none");

						

						// Restrict scaling methods to valid MSDN defintions (or one custom)

						var sc = "crop";

						if(settings.sizingMethod) {

							sc = settings.sizingMethod;

						} 

						setFilter(el, matches[1], sc);

						

						// Fix IE peek-a-boo bug for internal links

						// within that DOM element

						el.find("a").each(function() {

							$(this).css("position", "relative");

						});

					}

				}

				

			})

		);

	}



})(jQuery)



jQuery(function($) {

	$('.af').pngfix();

});