if($.trim(email)==\'\'||$.trim(email)==\'邮 箱:\'||$.trim(email)==null){ alert(\'邮箱不能为空!\'); return false; } //验证邮箱 var reg = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/; if(!reg.test(email)) { alert("邮箱格式不对"); return false; }