$(function(){$('.hot_topic dt>a').each(function(){$(this).click(function(){var show_id=$(this).attr('name');$(this).parent().find('a').removeClass('current');$(this).addClass('current');var _this=$(this);$('.i_topic').hide();$(show_id).show();if($(this).attr('c')=='0'){var myAjax=$.ajax({type:'get',url:'/group/gethottopic',dataType:'json',success:function(res){if(res.status=='ok'){_this.attr('c','1');$(show_id).html(res.msg);}}});}});});$('.hot_topic tbody tr').hover(function(){$(this).addClass('hover');},function(){$(this).removeClass('hover');})});