// JavaScript Document
// 滚动打广告开始
var t = n = count = 0;   
$(function(){
    count = $("#play_list a").size();
    if (count!=1) {  
     $("#play_list a:not(:first-child)").hide();   
     $("#play_info").html($("#play_list a:first-child").find("img").attr('alt'));   
     $("#play_text li:first-child").css({'color':'#707070'});   
     $("#play_info").click(function(){window.open($("#play_list a:first-child").attr('href'), "_blank")});   
     $("#play_text li").click(function() {   
         var i = $(this).text() - 1;   
         n = i;   
         if (i >= count) return;   
         $("#play_info").html($("#play_list a").eq(i).find("img").attr('alt'));   
         $("#play_info").unbind().click(function(){window.open($("#play_list a").eq(i).attr('href'), "_blank")})   
         $("#play_list a").filter(":visible").fadeOut(1000).parent().children().eq(i).fadeIn(1000);   
         $(this).css({"color":"#fff"}).siblings().css({"color":"#707070"});   
     });   
     t = setInterval("showAuto()", 3500);   
     $("#play").hover(function(){clearInterval(t)}, function(){t = setInterval("showAuto()", 3500);});   
     }
 })   
   
 function showAuto()   
 {   
     n = n >= (count - 1) ? 0 : n + 1;   
     $("#play_text li").eq(n).trigger('click');   
}
// 滚动打广告结束