/**
 * js加载完成
 */
$(function () {
  /**
   * 通用列表样式
   */
  $(
    "ul.col-2 li:nth-child(2n+2),ul.col-3 li:nth-child(3n+3),ul.col-4 li:nth-child(4n+4),ul.col-5 li:nth-child(5n+5),ul.col-6 li:nth-child(6n+6),ul.col-7 li:nth-child(7n+7)"
  ).css("margin-right", "0");
  $(
    "ul.col-2 li:nth-child(2n+2),ul.col-3 li:nth-child(3n+3),ul.col-4 li:nth-child(4n+4),ul.col-5 li:nth-child(5n+5),ul.col-6 li:nth-child(6n+6),ul.col-7 li:nth-child(7n+7)"
  ).addClass("nomargin");

  /**
   * 导航交互
   */
  $(".main_nav li").each(function (key) {
    var line = $(this).children(".subscript");
    var secondList = $(".second_nav_lists")[key - 1];
    $(this).hover(
      function () {
        if (!$(this).hasClass("active")) {
          line
            .stop(true, true)
            .animate({
                bottom: "5px"
              },
              300
            )
            .animate({
                bottom: "0"
              },
              200
            );
        }
        $(secondList)
          .css({
            zIndex: 1
          })
          .stop(true, false)
          .animate({
              bottom: -$(secondList).height() + "px"
            },
            400
          );
      },
      function () {
        if (!$(this).hasClass("active")) {
          line.stop(true, true).animate({
              bottom: "-5px"
            },
            300
          );
        }
        $(secondList)
          .css({
            zIndex: 0
          })
          .stop(true, false)
          .animate({
              bottom: 0
            },
            400
          );
      }
    );
  });
})
//禁止滚动条滚动
function unScroll() {
  var top = $(document).scrollTop();
  $(document).on('scroll.unable', function (e) {
    $(document).scrollTop(top);
  })
}

//移除禁止滚动条滚动
function removeUnScroll() {
  $(document).unbind("scroll.unable");
}