< script language="javascript">

< !--

    function submitChk(frm)

    {

        var imm_size = 1024;      //Kbyte

        var img = new Image();

        img.dynsrc = frm.chrFileName.value;

        if ((imm_size / 1) < (img.fileSize / 1024))

        {

            alert(imm_size+'KB 이상파일은 올리수 없습니다.');

            return;

        }

        frm.submit();

    }

//-->

</script>

< form name="frmUpFile" enctype="multipart/form-data" method="post" action="file_up_ok.asp">

    < input name="chrFileName" type="file">

    < a href="javascript:submitChk(frmUpFile);">[업로드하기]

< /form>