邮箱验证js

$("#email").blur("blur",function(){

    var email = $("#email").val();

    var Regex = /^([\.a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/; 

    if($("#email").val()==""){

        $("#email_text").html("邮箱信息不能为空");

    }

    else

    {

        if(Regex.test(email)){

            $("#email_text").html("");

        }else{

            $("#email_text").html("邮箱格式验证错误");

        };

    };

});