/* *************************************

概要：汎用JSファイル

***************************************/


$(function() {
	$('.pagetop a').click(function() {
		if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') && location.hostname == this.hostname) {
			var target = $(this.hash);
			target = target.length && target;
			if (target.length) {
				var sclpos = 30;
				var scldurat = 1200;
				var targetOffset = target.offset().top - sclpos;
				$('html,body')
				.animate({scrollTop: targetOffset}, {duration: scldurat, easing: "easeOutExpo"});
				return false;
			}
		}
	});
});


var yuga = {
	preloader: {
		loadedImages: [],
		load: function (url){
			var img = this.loadedImages;
			var l = img.length;
			img[l] = new Image();
			img[l].src = url;
		}
	}
};


$(function(){
	$('.hover img, img.hover').each(function(){
		this.originalSrc = $(this).attr('src');
		this.rolloverSrc = this.originalSrc.replace(/(\.gif|\.jpg|\.png)/, "_over$1");
		yuga.preloader.load(this.rolloverSrc);
	}).hover(function(){
		$(this).attr('src',this.rolloverSrc);
	},function(){
		$(this).attr('src',this.originalSrc);
	});
});