$(function(){
	
		//图片幻灯片播放
	jquery.picfocus=function(obj,cgtime){
		var count=$(obj).find(".picfocuslist img").length;
		var curi=1;
		var timezp=cgtime;
		var timeobj = new object();
		timeobj=setinterval(function(){curdo()},timezp);
		function curdo(){
			curi=curi+1;
			if(curi>count) curi=1;
			changepic(curi);	
		}
		function changepic(i){
			$(obj).find(".picfocuslist ul li:eq("+(i-1)+")").fadein('slow').siblings("li").fadeout('slow');
			$(obj).find(".dotlist li").removeclass();
			$(obj).find(".dotlist li:eq("+(i-1)+")").addclass('act');
			$(obj).find(".dottitle li").addclass("hide");
			$(obj).find(".dottitle li:eq("+(i-1)+")").removeclass();
		}
		$(obj).find(".dotlist li").bind("mouseover",function(){
			var tcuri=$(obj).find(".dotlist li").index(this);
			curi = tcuri+1;
			clearinterval(timeobj);
			changepic(curi);
			timeobj=setinterval(function(){curdo()},timezp);
		});
	}
	

	
	
	$(".navlist>ul>li").mouseover(function(){
		$(this).children("a").addclass("act");
		$(this).find("ul").slidedown('fast');
	}).mouseleave(function(){
		$(this).children("a").removeclass("act");
		$(this).find("ul").slideup('fast');
	});	
	
	if($(".leftmenu a.act").length>1)$(".leftmenu a.act:not(:last)").removeclass("act");
	
});