//flash_焦点广告
var picstrArr		= new Array()
picstrArr			= picstr.split(",");

//<![CDATA[
$(function(){
	(function(){
		var curr = 0;
		var imgLen=$("#flash_js").find("img").length;		
		var str="";
		if(imgLen>1)
		{
			$(".an_right").show();
			$(".an_left").show();
			for(var i=1;i<=imgLen;i++)
			{
				str+="<a "+(i==1?" class=\"trigger imgSelected\"":" class=\"trigger\"")+" href=\"javascript:void(0)\"><span>"+picstrArr[i]+"</span></a>";
			}
			$("#jsNav").html(str);
		}
		
		$("#jsNav .trigger").each(function(i){
			$(this).click(function(){
				curr = i;
				$("#flash_js img").eq(i).fadeIn("slow").siblings("img").hide();
				$(this).siblings(".trigger").removeClass("imgSelected").end().addClass("imgSelected");
				return false;
			});
		});
		
		var pg = function(flag){
			//flag:true表示前翻， false表示后翻	
			if (flag) {
				if (curr == 0) {
					todo = imgLen-1;
				} else {
					todo = (curr - 1) % imgLen;
				}
			} else {
				todo = (curr + 1) % imgLen;
			}
			$("#jsNav .trigger").eq(todo).click();
		};
		
		//前翻
		$("#prev").click(function(){
			pg(true);
			return false;
		});
		
		//后翻
		$("#next").click(function(){
			pg(false);
			return false;
		});
		
		//自动翻
		var timer = setInterval(function(){
			todo = (curr + 1) % imgLen;
			$("#jsNav .trigger").eq(todo).click();
		},4000);
		
		//鼠标悬停在触发器上时停止自动翻
		$("#jsNav a").hover(function(){
				clearInterval(timer);
			},
			function(){
				timer = setInterval(function(){
					todo = (curr + 1) % imgLen;
					$("#jsNav .trigger").eq(todo).click();
				},4000);			
			}
		);
	})();
});
//]]>