/* -------------------------------------------
 * @constructor
------------------------------------------- */
var u = new EPOS_CARD.Util(); // u インスタンスを作成

/* -------------------------------------------
 * @init
------------------------------------------- */
j$(function(){
	j$.floatingControl();
});
/* -------------------------------------------
 * @plugin
------------------------------------------- */
(function(j$){
	
	var u = new EPOS_CARD.Util(); // u インスタンスを作成
	
	/* 
	 * @method floating
	 */
	j$.floatingControl = function (){
		// vars
		var u = new EPOS_CARD.Util()
		
		var $elm = j$('.js-floatingWrap'),
				$pageContainer = j$("#pageContainer"),
				slideInSpeed = 500,
				slideStatus = 'slideActive',
				negative =  $elm.innerHeight() + 20;
		
		if($elm.length === 0){ return false; }
		
		// setting
		$elm.css("bottom", "-" + negative + "px");
		
		// trigger
		u.$win.on("load", function(){
			$pageContainer.css("padding-bottom", $elm.innerHeight() + 10);
			var top = u.$win.scrollTop();
			if(top != 0){
				$elm.show();
				$elm.addClass(slideStatus);
				$elm.stop().animate({
					"bottom": 0
				},slideInSpeed, function() {
					$elm.removeClass(slideStatus);
				});
			}
		});
		u.$win.on("scroll", function(){
			var top = u.$win.scrollTop();
			if(top === 0){
				$elm.addClass(slideStatus);
				$elm.stop().animate({
					"bottom": "-" + negative + "px"
				},slideInSpeed, function() {
					$elm.removeClass(slideStatus);
				});
			} else if (top != 0 && !$elm.hasClass(slideStatus)) {
				$elm.show();
				$elm.addClass(slideStatus);
				$elm.stop().animate({
					"bottom": 0
				}, slideInSpeed, function() {
					$elm.removeClass(slideStatus);
				});
			}
		});
	}
})(jQuery);