You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'advertisement/adposition' at line 9
SELECT J. * , E.EmployerName, E.JobTypeID AS EmployerJobTypeID
FROM jobs J, featured_job_categories fc, employers E, job_location JL, featured_job_category_group fcg
WHERE fc.FeaturedJobCategoryID = fcg.FeaturedJobTypeID
AND fcg.JobTypeID = J.JobTypeID
AND J.JobID = JL.JobID
AND J.EmployerID = E.EmployerID
AND fc.FeaturedJobCategoryID =1
GROUP BY J.JobID
ORDER BY J.JobID DESC LIMIT 0,advertisement/adposition