VIのJS

gistfile1.txt

(function($){
//フェードロールオ−バー
	$(function(){
		$("img.roll").imgOvAnime();
	});
	$.fn.imgOvAnime = function(option){
		var o = $.extend({
			ovStr: "_o",
			speed: 300,
			type: "fade"
		},option);
		var overElements = $(this);

//フェード関数
		function fade(){
			var ovElm = overElements;
			var ovStr = o.ovStr;
			var speed = o.speed;
			ovElm.css({position:"relative"}).each(function(){
				var self = $(this);
				var url = self.attr("src").replace(/^(.+)(\.[a-z]+)$/,"$1"+ovStr+"$2");
				var ovImg = $("<img>").attr("src",url).css({position: "absolute"});
				function anime(a_alp){
					self.stop().animate({opacity:a_alp},speed);
				}
				self.before(ovImg).hover(
				function(){
					anime("0");
				},
				function(){
					anime("1");
				});
			});
		}
//アニメーションタイプ確認
		switch(o.type){
		case "fade":
			fade();
			break;
		}
	}
//メインカラムとサイドバーの高さを揃える
	var mainH = $('article').height();
	var asideH = $('aside').height();
	if (mainH >= asideH ) {
		$('aside').height(mainH);
	} else{
		$('article').height(asideH);
	};


})(jQuery);