ONE OF TWO MEN WHO ROBBED THE OLDE WORLD RESTAURANT ON TAMIAMI TRAIL LATE SUNDAY NIGHT IS IN CUSTODY.  POLICE SAY 22 YEAR OLD DENIS RUD OF NORTH PORT WAS ARRESTED MONDAY AFTERNOON ON CHARGES OF ARMED ROBBERY AND KIDNAPPING.  THE MANAGER OF THE RESTAURANT WAS IN THE OFFICE JUST AFTER 10PM SUNDAY WHEN TWO MEN DRESSED IN ALL BLACK AND SKI MASKS ENTERED.  ONE WAS REPORTEDLY CARRYING A SEMI AUTOMATIC HANDGUN WHILE THE OTHER HAD A SHOTGUN.  THEY POINTED THEIR WEAPONS AT THE MANAGER AS THEY EMPTIED A CASH REGISTER DRAWER.  AS THEY LEFT, THE MANAGER LOCKED HIMSELF IN THE OFFICE AND CALLED POLICE.  THEY ARE STILL LOOKING FOR THE SECOND SUSPECT.  ANYONE WITH INFORMATION CAN CONTACT NORTH PORT POLICE AT 429-7300.