var IvyBannerRoller = {
	bannerMax: 0,
	bannerNow: 1,
	nowScrollLeft : 0,	
	bannerInterVal : null,
	
	bannerInit : function() {		
		$(".bannerCtrl .play").css({"display":"none"});
		$(".bannerZone ul").bind({
			mouseenter: function() {
				IvyBannerRoller.bannerStop();
			}, 
			mouseleave: function() {
				IvyBannerRoller.bannerStart();
			} 
		});
		
		$(".bannerZone ul a").bind({
			focus: function() {
				IvyBannerRoller.bannerStop();
			},
			blur: function() {
				IvyBannerRoller.bannerStart();
			}
		});
		
		IvyBannerRoller.bannerStart();
	},
	
	bannerPrev : function() {
		var _this = this;
		_this.bannerStop();
		$(".bannerZone ul li:first-child").before( $("<li>").html($(".bannerZone ul li:nth-child("+bannerMax+")").html()) );
		$(".bannerZone ul li:nth-child("+(bannerMax+1)+")").remove();
		
	},
	
	bannerNext : function() {
		var _this = this;
		_this.bannerStop();
		_this.bannerRoll();
	},
	
	bannerStop : function() {
		window.clearInterval(bannerInterVal);
		$(".bannerCtrl .play").css({"display":"inline"});
		$(".bannerCtrl .stop").css({"display":"none"});
	},
	
	bannerStart : function() {
		bannerMax = $(".bannerZone ul").children("li").length;
		bannerInterVal = window.setInterval(function(){			
			IvyBannerRoller.bannerRoll();
		}, 3000);
		$(".bannerCtrl .play").css({"display":"none"});
		$(".bannerCtrl .stop").css({"display":"inline"});
	},
	
	bannerRoll: function() {
		var _this = this;
		obj = $(".bannerZone ul").children("li:first-child");
		wid = $(obj).outerWidth();
		$(".bannerZone ul").animate({ "left" : "-"+wid+"px" }, "slow", function() {
			$("<li>").html($(".bannerZone ul li:first-child").html()).appendTo( $(".bannerZone ul") );
			$(".bannerZone ul li:first-child").remove();
			$(".bannerZone ul").css("left","0px");
			$(".bannerZone ul").animate({ "left" : "-10px" }, "fast", function() {
				$(".bannerZone ul").animate({ "left" : "-2px" }, "fast", function() {});
			});
		});
	}	
};

$(document).ready(function(){
	intterValTime = 0; 
	if ( location.host == "api.phnet.kr" ) intterValTime = 100;
	window.setTimeout(function(){
		IvyBannerRoller.bannerInit();
	},intterValTime);
});