BEREA -- General Manager Tom Heckert admitted Thursday on a conference call with season ticket holders that he's not sure whom the Browns will take with their first pick at No. 6.Or even if they will be picking at No. 6."(Our draft board) is pretty much set," Heckert said. "There are obviously some tweaks. We're not exactly sure exactly who we're going to take with the first pick. It all depends on what happens in front of us."Right now, we're just going thru different scenarios. If we trade up, who do we trade up for? If we trade back, who can we still get? Those are the things we're pretty much thinking of."Heckert would not confirm media reports of the marquee names who have been among the Browns' allowable 30 player visits."As far as somebody we're thinking of taking at No. 6, it's pretty...