Aside from ongoing losses, another risk to investors is the concentration of revenue in the company's top three customers together accounted for 68.9% of our revenues in the year ended June 30, 2000. Lucent Technologies (NYSE: LU), Sycamore Networks (Nasdaq: SCMR) and JDS Uniphase (Nasdaq: JDSU), which accounted for 42.6 percent, 15.7 percent and 10.6 percent of revenues for the year ended June 30, 2000.