Using Enum in Javascript

<script type="text/javascript" language="javascript">
    var enumTabInfo = { 
                        BasicInformation: 1, 
                        SkillDetail: 2, 
                        EducationDetail: 3, 
                        ProjectDetail: 4, 
                        CompanyDetail: 5 
                      }
    
    $(document).ready(function(){ 
        $("div.UserTab").Hide();
        
        var intTabNo = Number($("#<%= hdnCurrentTab.ClientID %>").val());

        switch (intTabNo) {
            case enumPageStep.BasicInformation:
                $("#divBasicInformation").show();
                break;

            case enumPageStep.SkillDetail:
                $("#divSkillDetail").show();
                break;

            case enumPageStep.EducationDetail:
                $("#divEducationDetail").show();
                break;

            case enumPageStep.ProjectDetail:
                $("#divProjectDetail").show();
                break;

            case enumPageStep.CompanyDetail:
                $("#divCompanyDetail").show();
                break;
        }
    });
</script>