aug 4 reuters  stock markets in the united arab emirates extended their weekly gains on friday supported by solid corporate earnings and strong oil prices crude oil prices  a major driver for gulf economies  were on track for a sixth week of gains after saudi arabia and russia the worlds second and thirdlargest crude producers pledged to cut output through september with brent crude futures for october rising 43 cents to 8557 a barrel by 0825 gmt in dubai the main share index dfmgi rose 08 on the back of a more than 3 rise in emirates nbd bank enbddu  dubais largest lender and a 2 gain in bluechip developer emaar properties emardu  dubais district cooling provider empower empowerdu  which reported a decline in quarterly profit fell 05 and was among the three top losers on the index abu dhabis benchmark index ftfadgi finished flat after wobbling between small losses and gains as hospital operator burjeel holding burjeelad surged more than 10 to settle up 88 after reporting a more than 51 jump in q2 profit maritime logistics services firm adnoc logistics  services adnoclsad also climbed as much 53 during early trade as its secondquarter profit jumped more than threefold both abu dhabi and dubai indexes record weekly gains of 03 and 12 respectively 1  36726 uae dirham