$(function(){ // 首页产品介绍
	
		var page=1;
		var page_num = 6;
		var num = $('.pro_item_list').size();
		var page_count = math.ceil(num/page_num);
		
		var imgw = $('.pro_item_list').width()+2;
		var marginright = parseint($('.pro_item_list').css('margin-right'));

		$('.marcontainer').width((imgw+marginright)*num);

		function slideplay (){
			
			var moveleft = (imgw+marginright)*page_num;
			
			if(page==page_count){
				$('.marcontainer').animate({left: 0});
				page=1;
			}else{
				$('.marcontainer').animate({left: '-='+(moveleft)+'px'},600);
				page++;
			}
		}
		var speed = 3600;
		var f = setinterval(slideplay,speed);
		$(".marquee").mouseover(function(){clearinterval(f)});
		$(".marquee").mouseout(function(){f=setinterval(slideplay,speed)});
})