;(function($){
	//涓汉鎻掍欢  start
	$.fn.extend({
		
	 
		/**
		 * 鍔熻兘浠嬬粛锛氭枃瀛楄嫢鍥剧墖鍗曞悜涓婁笅婊戝姩
		 * 鍙傛暟浠嬬粛锛?
		 * ns:			榛樿涓?3000锛岄€夊～椤?
		 * auto:		榛樿涓?true锛岄€夊～椤?
		 * s: 			榛樿涓?380锛岄€夊～椤?
		 *---------------------------------------
		 * update: 2015.8.19 
		 */
		'upanddown':function(options){
				p_this=$(this);
				//璁剧疆榛樿鍊?$.extend鍚堝苟鏂板弬鏁?
				options=$.extend({
					ns:3000,
					auto:true,
					s:380
				},options);
				var notconf=$.extend({
					l:p_this.find("[role='left']"),		//宸︽寜閽?
					r:p_this.find("[role='right']"),	//鍙虫寜閽?
					v:p_this.find("[role='view']"),		//鍙鍖哄煙
					m:p_this.find("[role='move']")		//鍙щ鍔ㄧ洰鏍?
				},options);
				
				var h=notconf.m.children().height(),
					len=notconf.m.children().length;
					
					notconf.m.height(h*len);
				
				var cl=null,cr=null;
				var t=notconf.m.position().top;
				
				notconf.r.click(function(){
					if(!notconf.m.is(':animated')){
						t=notconf.m.position().top;
						if(t<0){
							notconf.m.animate({top:'+='+h+'px'},notconf.s);
						}
					}
				});
				
				notconf.l.click(function(){
					if(!notconf.m.is(':animated')){
						t=notconf.m.position().top;
						if(h-h*len<t){
							notconf.m.animate({top:'-='+h+'px'},notconf.s);
						}
					}
				});
				
				function auto_move(){
					if(!notconf.m.is(':animated')){
						t=notconf.m.position().top;
						if(h-h*len<t){
							notconf.m.animate({top:'-='+h+'px'},notconf.s);
						}else{
							notconf.m.css("top","0");
						}
					}
				}
				
				if(notconf.auto){
					var cl=setinterval(function(){auto_move();},notconf.ns);
				}
				p_this.hover(function(){clearinterval(cl)},function(){cl=setinterval(function(){auto_move();},notconf.ns);});
				
		}
	});
	//涓汉鎻掍欢  end
	
})(jquery);