$.fn.sshow = (function(settings) {
	settings = jQuery.extend({
			interval	: 3000,
			fadespeed		: 1000
		}, settings);

    //初期設定
    var max = $(this).length;　 // 行数を計算
    var current = 0;
				var a = this;
    var fnfede = function() {
        $(a).eq(current).fadeIn(settings.fadespeed);
    }
    fnfede();

    var timerID = setInterval(function() {
        if (current < max - 1) {
            current++;
            fnfede();
        } else {
            clearInterval(timerID);
        }
    }, (settings.interval))
    return this;
})