In the interest of an effective administration of justice and pursuant to Administrative Order No. 6 of this Court of 30 June 1975 the Hon. SANTIAGO G. ESTRELLA, Presiding Judge of the Regional Trial Court, Branch 68, Pasig City is hereby APPOINTED 2nd Vice Executive Judge, Regional Trial Court, Pasig City effective immediately and to continue until December 31, 1999 or unless his appointment is sooner revoked or otherwise extended by this court.