Cheers

SELECT * FROM gallery2 WHERE topic_id="1099751" UNION SELECT * FROM gallery2 WHERE topic_id="517261" UNION SELECT * FROM gallery2 WHERE topic_id="1732486" UNION SELECT * FROM gallery2 WHERE topic_id="620025" UNION SELECT * FROM gallery2 WHERE topic_id="384346" UNION SELECT * FROM gallery2 WHERE topic_id="820712" UNION SELECT * FROM gallery2 WHERE topic_id="148712" UNION SELECT * FROM gallery2 WHERE topic_id="1099835" UNION SELECT * FROM gallery2 WHERE topic_id="1444518" UNION SELECT * FROM gallery2 WHERE topic_id="1396628" UNION SELECT * FROM gallery2 WHERE topic_id="958060" UNION SELECT * FROM gallery2 WHERE topic_id="779098" UNION SELECT * FROM gallery2 WHERE topic_id="1257078" UNION SELECT * FROM gallery2 WHERE topic_id="1753146" UNION SELECT * FROM gallery2 WHERE topic_id="289500" UNION SELECT * FROM gallery2 WHERE topic_id="1262586"