SELECT id,marque,site,isable,ise,ghost,url,nom_uk,alt,couleur_uk couleur,essentiel_uk txt,prix,promo,prixo,CASE WHEN isable!=0 THEN photo WHEN wi1!=3 AND photo1_3!="" THEN photo1_3 WHEN wi1!=1 AND photo1_2!="" THEN photo1_2 ELSE photo END photo, photo2,photo1_2, produit,num FROM produit_couleur 
WHERE prix!="0.00" AND affich=1 AND photo2!="" AND produit IN(0,7833,6602,6599,1844,6503,1814,9174,6850,7832,7835,5133,6601,3196,7521,5132,5408,7184,3789,6612,8019,8018,6502,8016,6000,8017,5997,6633,7378,3788)  AND ( site!=3 OR ise=0 OR num<7 ) AND produit NOT IN( ) ORDER BY (id-(20*num)) DESCErr153a