1 var wintop = $(this).offset().top; 2 $("html,body").animate({ scrollTop: wintop - 200 }, "slow");
1 var wintop = $(this).offset().top; 2 $("html,body").animate({ scrollTop: wintop - 200 }, "slow");
转载于:https://www.cnblogs.com/xyzhuzhou/archive/2013/04/16/3023793.html