What was found
(CAN) DURING NORMAL CRUISER, APPROX 1 HR SOUTH OF AIRPORT, THE CAPTAINS WINDOW DEVELOPED A LARGE CRACK. THE CAPTAIN DECLARED A "MAYDAY" AND THE FLT DESCENDED TO FL 240. THE CREW CARRIED OUT THE QRH AND DETERMINED THAT ONLY THE OUTER PANEL HAD CRACKED AND THEY CANCELED THE "MAYDAY" AND PROCEEDED AND CONDUCTED A NORMAL LANDING. THE PASSENGERS WERE NOT AWARE OF THE SITUATION. THE CAPTAIN WILL COMPLETE AN ASR. AT FL310, CAPTAIN WINDSHIELD CRACKED DOWN MIDDLE HAD ECAM NR 2 WINDSHIELD HEAT" CAPT`S WINDSHIELD REPLACED IAW AMM 56-11-11PB401, PN NP165311-7, SN 04166H7297 OFF, PN 56-10-0189 SN SM4S49 ON. REPLACED NR 1 WHC IAW AMM 30-42-34PB401. PN 6664287-0, SN 1639 OFF, PN 6664287-0, SN 4379 ON. C/S AC082242.