FRAMINGHAM (08/11/2000) - Dell Computer Corp. in Round Rock, Texas, reported $603 million in profits for the second quarter, ended last month, compared with $507 million for the same period a year ago. Sales totaled $7.67 billion for the second quarter, up from $6.1 billion last year. ... Adobe Systems Inc. in San Jose filed suit against Macromedia Inc. in San Francisco for patent infringement. Adobe has alleged that Macromedia infringed on its tabbed-palette patent. ... Sun Microsystems Inc. will have to wait a little longer to find out when its Java lawsuit against Microsoft Corp. will go to trial after a case management conference that was due to take place this week was postponed until Oct. 18.