Last night i took out the batteries to my camera which i always do and charge them..i wake up this morning and put in the batteries and it says card set up with power off and format.When i click format it has a choice of yes or no if you chose yes it says caution erasing all,do i still have all my pictures because i never deleted any what do i do

Cameras - Olympus - Camedia - Camedia D-540 Zoom Digital Camera