function checkAll() {
    $(document).ready(function () {
        $("#ctl00_phMainContent_chkCONTROL_CHECK_TOPLUONAYKUTUSU").click(function () {
            var checked_status = this.checked;
            $("input[type='checkbox']").each(function () {
                var text1 = 'ctl00_phMainContent_chkINEDITSUBTABLE_OFFERLIST';


                if (text1 == $(this).attr('id').substring(0, 47)) {

                   this.checked = checked_status;
               }
            });
        });
    });
}