set_scroll_news_list = {
	builder: function() {
		checkButtons(false, "#news_arrows .dn a", "#news_arrows .up a", iNewsBottom, iTotalNewsFeatures, 3);
		
		//绑定箭头的事件
		$("#news_arrows .dn a").click(function() {
			iNewsBottom = moveFrames("#news_wrapper", 136, 'down', iTotalNewsFeatures, 3, iNewsBottom);
			checkButtons(false, "#news_arrows .dn a", "#news_arrows .up a", iNewsBottom, iTotalNewsFeatures, 3);
			return false;
		});
		$("#news_arrows .up a").click(function() {
			iNewsBottom = moveFrames("#news_wrapper", 136, 'up', iTotalNewsFeatures, 3, iNewsBottom);
			checkButtons(false, "#news_arrows .dn a", "#news_arrows .up a", iNewsBottom, iTotalNewsFeatures, 3);
			return false;
		});
		
	},
	
	init: function() {
		iTotalNewsFeatures = $("#news_wrapper li").length;
		iNewsBottom = 3;
		
		set_scroll_news_list.builder();
	}
}

$(document).ready(function() {
	set_scroll_news_list.init();
});