In addition to any other funds authorized to be appropriated for bilateral or multilateral HIV/AIDS, tuberculosis, or malaria programs, of the amounts authorized to be appropriated under section
7671 of this title, there are authorized to be appropriated to the President up to $1,000,000,000 for the period of fiscal year 2004 beginning on January 1, 2004, and such sums as may be necessary for the fiscal years 2005–2008, for contributions to the Global Fund.