custom js checked

checked

    $(function () {
      $('.btnGetAll').live("click",function () {
        if ($('.chkNumber:checked').length) {
          var chkId = '';
          $('.chkNumber:checked').each(function () {
            chkId += $(this).val() + ",";
          });
          chkId = chkId.slice(0, -1);
		  //alert(chkId);
		  $.ajax({
		       type:'POST',
			   url:'delete_products.php',
			   data:'delete_ids='+chkId,
			success:function(data) {
				if(data) {
				alert(data);
				location.reload();
				} else { // DO SOMETHING }
				}
			  }	
		  });
		  
        }
        else {
          alert('Nothing Selected');
        }
      });

      $('.chkSelectAll').live("click",function () {
        $('.chkNumber').prop('checked', $(this).is(':checked'));
      });

      $('.chkNumber').live("click",function () {
        if ($('.chkNumber:checked').length == $('.chkNumber').length) {
          $('.chkSelectAll').prop('checked', true);
        }
        else {
          $('.chkSelectAll').prop('checked', false);
        }
      });

    });